The 8 Best atomic clock for outdoor use of 2025

Are you trying to find atomic clock for outdoor use among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling atomic clock for outdoor use on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 28 hours of research and did 26 atomic clock for outdoor use tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

No. 1

WallarGe Atomic Clock with Outdoor and Indoor...

SaleNo. 2

La Crosse Technology 404-00237-INT 18" Atomic...

No. 3

Sharp Atomic Clock - Never Needs Setting! - Jumbo...

The best atomic clock for outdoor use you can buy today

No. 1

WallarGe Atomic Clock with Outdoor and Indoor Temperature - 12.5 Inch Self-Setting Digital Clock Large Display, Battery Operated Wall Clocks or Desk Clocks for Bedroom, Livingroom, Office

Accurate Atomic Clock – Never Need Setting. Atomic clock has a built-in receiver that automatically synchronizes itself with the WWVB radio broadcast by the US Government’s National Institute (NIST) in Fort Collins, Colorado. The Atomic Clock will always be accurate to within one second as it receives daily WWVB updates.
Wireless Outdoor Temperature Sensor - The Wireless outdoor sensor transmits the outdoor temperature to the atomic clock. The sensor should be placed within 100ft of the clock. Also, clock has a built-in high-quality indoor temperature sensor so that you can read the temperature both indoor and outdoor.
Digital Wall Clock or Desk Clock - Jumbo 2.5" Height Time Digital Display - Use as either a wall clock or as a desk clock, it is easy to read, easy to Use and easy to set up. This atomic clock has been designed with absolute simplicity in mind, you can also set it manually. They are excellent clocks for seniors, perfect for anyplace in your home or office.
Multiple Display Modes – 12/24 Hour time formats with accurate and clear second minute and hour display; 4 time zone to choose (PST, MST, CST, EST); auto daylight saving time; temperature display units in Celsius (℃) or Fahrenheit (℉).
Battery Operated Atomic Wall Clock – Both clock and outdoor sensor are supported by batteries only, no need to plug or charge(Batteries not included). The existed alarm features can wake you up in the morning or help you keep track of dates and days of the week to avoid missing any important meetings or appointments.

SaleNo. 2

La Crosse Technology 404-00237-INT 18" Atomic Outdoor Clock with Thermometer & Hygrometer

PRECISE ATOMIC TIME & WEATHER MONITORING: This 18" La Crosse Technology outdoor atomic clock with thermometer and hygrometer provides accurate-to-the-second time, automatically adjusting for Daylight Saving Time. The large, easy-to-read dial displays temperature (0-120°F) and humidity (1-99%RH), making it perfect for patios, gardens, or poolside. Enjoy precise timekeeping and weather information with this versatile indoor/outdoor clock, ideal for any outdoor space.
DURABLE DESIGN FOR OUTDOOR USE: Weather-resistant construction allows this La Crosse clock to withstand light precipitation and moisture, making it suitable for outdoor use. The weather-sealed lens protects the clock face, while the plastic casing with a metallic silver finish adds a stylish touch to your patio or garden decor. For optimal performance and longevity, we recommend placing the clock in a sheltered area away from direct sunlight and heavy rainfall.
EXTENDED BATTERY LIFE & EASY SETUP: This La Crosse atomic clock outdoor model operates on one AA alkaline battery, with an additional compartment for two extra AA batteries, extending operation up to 5 years. Setting up is a breeze: install the battery, select your time zone (PT, MT, CT, ET), and position the clock facing Colorado for optimal WWVB signal reception. Allow overnight for automatic time adjustment or use the manual button for quick setting.
VERSATILE INDOOR/OUTDOOR TIMEPIECE: Whether you need a reliable outdoor clock for your patio or a stylish indoor timepiece, this 18-inch La Crosse atomic clock fits the bill. Its classic design features a white analog dial with bold black Arabic numerals and black metal hands, complementing any decor. Use it as a focal point in your living room or as a functional outdoor patio wall clock to keep track of time while enjoying the outdoors.
COMPREHENSIVE WEATHER MONITORING: This illuminated outdoor atomic clock thermometer combo provides more than just accurate time. The built-in thermometer measures temperatures from 0 to 120°F, while the hygrometer gauges humidity levels from 1 to 99%RH. The glass lens protects these instruments from debris, ensuring accurate readings in various weather conditions. Stay informed about your environment with this all-in-one outdoor clock and weather station.

No. 3

Sharp Atomic Clock - Never Needs Setting! - Jumbo 3" Easy to Read Numbers - Indoor/Outdoor Temperature Display with Wireless Outdoor Sensor - Gloss Black

Atomic Accuracy: The Atomic clock has a built-in receiver that automatically synchronizes itself with the WWVB radio broadcast by the US Government’s National Institute (NIST) in Fort Collins, Colorado. The Atomic Clock will always be accurate to within one second as it receives daily WWVB updates.
Wireless Outdoor Sensor: The Wireless outdoor sensor (included) transmits the outdoor temperature to the Atomic Wall Clock. The sensor can be placed anywhere within 100ft of the receiving unit. The wireless technology means no wire installation is necessary. Note: The wireless sensor is included in the box, separate from the clock.
Jumbo 3” Tall LCD Time Display - Easy to Read, Easy to Use, Easy to Set up - Use as either a wall clock, or as a desk clock with integrated stand. Perfect for any room in your home or office.
Displays indoor and outdoor temperature - Displays calendar and day of week
Battery powered: Main unit 3 x AA batteries - Sensor 2 x AAA batteries (not included)

No. 4

UMEXUS Atomic Digital Clock with Indoor Outdoor Temperature, 9 inch Wall & Desk Alarm Clock Large Display Calendar Date Battery Operated for Bedroom Kitchen Office

【Atomic Wall Clock】: The Atomic clock has a built-in receiver, Receiving WWVB(RCC) radio wave signal to adjust time according to the time zone. Updating daylight saving time automatically, The Atomic Clock will always be accurate to within one second as it receives daily WWVB updates.
【Indoor & Outdoor Temperature Display】: The Wireless outdoor sensor (included) transmits the outdoor temperature to the atomic wall clock. The sensor can be placed anywhere within 100ft of the receiving unit. Outdoor temperature range: -4°F to 158 °F . Temperature display: ℃/℉.
【Alarm Clock With Snooze Function Large Display】: Equipped with 7.5 inch screen, Easy to Read, Easy to Use, Easy to Set up. Displays the Time, Day, Date, Weekday and Temperature . 12/24 Hour clock modes. Perfect for anyplace in your home, Friendly to the elderly.
【Wall Clock or Desk Clock】: It can be hanging on the wall or standing on a table to use alarm feature.NO BACKLIGHT DISPLAY. The display couldn't be seen at night Multiple Languages: 7 languages (English, Dutch, French, German, Italian, Danish& Spanish)
【Wall Clocks Battery operated】: Requires 4 x AA batteries (not included). Low battery indication icons for both clock and sensor. Time alarm with 5 minutes snooze.

No. 5

2,041 Consomer Reviews

Sharp Atomic Clock - Never Needs Setting! –Easy to Read Numbers - Indoor/Outdoor Temperature, Wireless Outdoor Sensor - Battery Powered - Easy Set-Up!! (4" Numbers)

Atomic Accuracy: The Atomic clock has a built-in receiver that automatically synchronizes itself with the WWVB radio broadcast by the US Government’s National Institute (NIST) in Fort Collins, Colorado. The Atomic Clock will always be accurate to within one second as it receives daily WWVB updates.
Jumbo 4” Tall LCD Time Display - Easy to Read, Easy to Use, Easy to Set up - Use as either a wall clock, or as a desk clock with integrated stand. Perfect for anyplace in your home.
Displays time (hours, minutes, seconds), indoor and outdoor temperature, calendar and day of week
Battery powered: Main unit 4 x AA batteries - Sensor 2 x AAA batteries (not included)
Wireless Outdoor Sensor: The Wireless outdoor sensor (included) transmits the outdoor temperature to the Atomic Wall Clock. The sensor can be placed anywhere within 100ft of the receiving unit. The wireless technology means no wire installation is necessary. Note: The wireless sensor is included in the box, separate from the clock.

No. 6

The Ultimate Wall Clock, 14" Atomic Wall Clock, Black, Easy to Read, Perfect for Home, Office, School, Indoor/Outdoor…

The modern wall clock has been perfected! Great for any room at home, work or classroom. The atomic wall clock comes in a classic black frame with satin finish and the design compliments any room’s modern or classic decor. The simple, elegant and versatile style is perfect for your kitchen, living room, bedroom, bathroom, office, meeting room or dining room.
Easy to read! Measuring at a full 14” round clock, this analog wall clock is easier to read from long distances, day or night. Razor sharp, dense black ink on pure white paper provides the perfect contrast for maximum readability. Simply insert the battery provided, set your time zone information, press the red reset button and "watch" it work!
Perfect for indoor and outdoor use! Our custom designed exterior battery cover combined with polycarbonate case and glass lens makes our clock tough enough to handle the elements on the patio, pool deck and in the backyard.

No. 7

WallarGe Atomic Clock with Indoor Outdoor Temperature - 8.5'' Digital Clock Battery Operated, Self-Setting, 4 Time Zones, DST

𝗔𝗰𝗰𝘂𝗿𝗮𝘁𝗲 𝗔𝘁𝗼𝗺𝗶𝗰 𝗖𝗹𝗼𝗰𝗸 - The atomic clock has a built-in receiver that automatically synchronizes itself with the WWVB radio broadcast, which will update time automatically every midnight to ensure accurate time. It has 4 time zones: EST, CST, MST, PST.
𝗔𝘁𝗼𝗺𝗶𝗰 𝗖𝗹𝗼𝗰𝗸 𝘄𝗶𝘁𝗵 𝗜𝗻𝗱𝗼𝗼𝗿 𝗮𝗻𝗱 𝗢𝘂𝘁𝗱𝗼𝗼𝗿 𝗧𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲 - This atomic clock can display both indoor and outdoor temperature, helps you better manage your daily life. The wireless outdoor sensor monitors and transmits the outdoor temperature to the clock to display. The sensor should be placed within 330 feet and out of direct sunlight or rain.
𝗗𝗶𝗴𝗶𝘁𝗮𝗹 𝗖𝗹𝗼𝗰𝗸 𝗕𝗮𝘁𝘁𝗲𝗿𝘆 𝗢𝗽𝗲𝗿𝗮𝘁𝗲𝗱 (𝗡𝗼 𝗕𝗮𝗰𝗸𝗹𝗶𝗴𝗵𝘁) - Both the digital clock and outdoor sensor are supported by non-rechargeable batteries: 3xAAA for clock and 2xAA for outdoor sensor. (Batteries are not included). When batteries of clock or sensor are running low, there would be a low battery symbol appearing on screen and blinking, reminding you to replace new batteries in time.
𝗗𝗶𝗴𝗶𝘁𝗮𝗹 𝗔𝗹𝗮𝗿𝗺 𝗖𝗹𝗼𝗰𝗸 𝘄𝗶𝘁𝗵 𝗔𝗨𝗧𝗢 𝗗𝗦𝗧 - When alarm or DST is set on, there would be a corresponding icon staying on screen. Both of them could be turned off manually if for no need. With DST on, clock will go forward or fall back one hour automatically in daylight saving time.
𝗟𝗮𝗿𝗴𝗲 𝗗𝗶𝘀𝗽𝗹𝗮𝘆 𝘄𝗶𝘁𝗵 𝗧𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲, 𝗗𝗮𝘆 𝗮𝗻𝗱 𝗗𝗮𝘁𝗲 - The clock shows time with seconds in big bold in the middle of screen, help you read the time easily and quickly. It also displays indoor temp/outdoor temp/day/date on bottom, provides a full information you need on clock.
𝟭𝟮/𝟮𝟰𝗛𝗿 𝗧𝗶𝗺𝗲 𝗠𝗼𝗱𝗲 𝗮𝗻𝗱 𝗙𝗮𝗵𝗿𝗲𝗻𝗵𝗲𝗶𝘁/𝗗𝗲𝗴𝗿𝗲𝗲 𝗦𝘄𝗶𝘁𝗰𝗵𝗮𝗯𝗹𝗲 - This atomic clock has two display modes (standard time and military time). When clock time is set for one mode, the alarm time would be followed same automatically. Also, the temperature display could be exchanged from Fahrenheit to Degree by clicking the button on back.

No. 8

WallarGe Atomic Clock with Indoor Outdoor Temperature - 8.5'' Digital Clock Battery Operated, Self-Setting, 4 Time Zones, DST

𝗔𝗰𝗰𝘂𝗿𝗮𝘁𝗲 𝗔𝘁𝗼𝗺𝗶𝗰 𝗖𝗹𝗼𝗰𝗸 - The atomic clock has a built-in receiver that automatically synchronizes itself with the WWVB radio broadcast, which will update time automatically every midnight to ensure accurate time. It has 4 time zones: EST, CST, MST, PST.
𝗔𝘁𝗼𝗺𝗶𝗰 𝗖𝗹𝗼𝗰𝗸 𝘄𝗶𝘁𝗵 𝗜𝗻𝗱𝗼𝗼𝗿 𝗮𝗻𝗱 𝗢𝘂𝘁𝗱𝗼𝗼𝗿 𝗧𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲 - This atomic clock can display both indoor and outdoor temperature, helps you better manage your daily life. The wireless outdoor sensor monitors and transmits the outdoor temperature to the clock to display. The sensor should be placed within 330 feet and out of direct sunlight or rain.
𝗗𝗶𝗴𝗶𝘁𝗮𝗹 𝗖𝗹𝗼𝗰𝗸 𝗕𝗮𝘁𝘁𝗲𝗿𝘆 𝗢𝗽𝗲𝗿𝗮𝘁𝗲𝗱 (𝗡𝗼 𝗕𝗮𝗰𝗸𝗹𝗶𝗴𝗵𝘁) - Both the digital clock and outdoor sensor are supported by non-rechargeable batteries: 3xAAA for clock and 2xAA for outdoor sensor. (Batteries are not included). When batteries of clock or sensor are running low, there would be a low battery symbol appearing on screen and blinking, reminding you to replace new batteries in time.
𝗗𝗶𝗴𝗶𝘁𝗮𝗹 𝗔𝗹𝗮𝗿𝗺 𝗖𝗹𝗼𝗰𝗸 𝘄𝗶𝘁𝗵 𝗔𝗨𝗧𝗢 𝗗𝗦𝗧 - When alarm or DST is set on, there would be a corresponding icon staying on screen. Both of them could be turned off manually if for no need. With DST on, clock will go forward or fall back one hour automatically in daylight saving time.
𝗟𝗮𝗿𝗴𝗲 𝗗𝗶𝘀𝗽𝗹𝗮𝘆 𝘄𝗶𝘁𝗵 𝗧𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲, 𝗗𝗮𝘆 𝗮𝗻𝗱 𝗗𝗮𝘁𝗲 - The clock shows time with seconds in big bold in the middle of screen, help you read the time easily and quickly. It also displays indoor temp/outdoor temp/day/date on bottom, provides a full information you need on clock.
𝟭𝟮/𝟮𝟰𝗛𝗿 𝗧𝗶𝗺𝗲 𝗠𝗼𝗱𝗲 𝗮𝗻𝗱 𝗙𝗮𝗵𝗿𝗲𝗻𝗵𝗲𝗶𝘁/𝗗𝗲𝗴𝗿𝗲𝗲 𝗦𝘄𝗶𝘁𝗰𝗵𝗮𝗯𝗹𝗲 - This atomic clock has two display modes (standard time and military time). When clock time is set for one mode, the alarm time would be followed same automatically. Also, the temperature display could be exchanged from Fahrenheit to Degree by clicking the button on back.

No. 9

Sharp Atomic Clock with Bright Color Display, Atomic Accuracy, Jumbo 3" Easy to Read Numbers - Indoor/Outdoor Temperature Display with Wireless Outdoor Sensor

NEW & IMPROVED!!! We listened to your comments, and the clock now has ALWAYS ON BACKLIGHT WHEN PLUGGED IN and FULL COLOR SCREEN! Improved clarity and brightness – All in color!
Atomic Accuracy: The Atomic clock has a built-in receiver that automatically synchronizes itself with the WWVB radio broadcast by the US Government’s National Institute (NIST) in Fort Collins, Colorado. The Atomic Clock will always be accurate to within one second as it receives daily WWVB updates.
Wireless Outdoor Sensor: The Wireless outdoor sensor (included) transmits the outdoor temperature to the Atomic Wall Clock. The sensor can be placed anywhere within 100ft of the receiving unit. The wireless technology means no wire installation is necessary. Note: The wireless sensor is included in the box, separate from the clock.
Jumbo 3” Tall LCD Time Display - Easy to Read, Easy to Use, Easy to Set up - Use as either a wall clock, or as a desk clock with integrated stand. Perfect for anyplace in your home. In addition to the accurate self setting atomic time, the clock displays indoor and outdoor temperature and easy to read calendar and day of week
ELECTRIC POWERED with ON DEMAND BACKLIGHT BATTERY OPERATION: Plug into standard household wall outlet – The Sharp Atomic Clock with Color Display is compatible with 110V/120V power outlets - to power the clock with “always on” display. Will also work on Battery Optional Mode (Main unit 3 x AA batteries - Sensor 2 x AAA batteries (not included). While operating under battery power, use the BACKLIGHT button to illuminate the display for 5 seconds.

No. 10

Sharp Atomic Analog Wall Clock - 12" Black Stylish Frame - Sets Automatically- Battery Operated - Easy to Read - Easy to Use – Modern Design and Style

ATOMIC ACCURACY: The Atomic clock has a built-in receiver that automatically synchronizes itself with the WWVB radio broadcast by the US Government’s National Institute (NIST) in Fort Collins, Colorado. The Atomic Clock will always be accurate to within one second as it receives daily WWVB updates.
AUTOMATICALLY SETS: Clock resets regularly by radio-control to match the US Atomic Clock in Colorado and adjusts automatically for daylight savings time
BLACK STYLISH FRAME: Frame design and hands add style and longevity to any décor or any room
BATTERY OPERATED - (Requires 1 x AA batteries - not included)
EASY TO READ - EASY TO USE: Simple, easy to read style fits any decor and is easy to read - perfect for any room in the house: den, office, kitchen, kids room, garage

SaleNo. 11

La Crosse Technology 513-1417AL-INT Atomic Clock w Outdoor Temp, Grey/Black

[WIRELESS TRANSMISSION] Monitors Indoor/Outdoor temperatures (°F/°C) and HI/LO records; INCLUDES weather-resistant sensor with 330 ft range (no obstructions)
[PRECISE ATOMIC TIME] Accurate to the second Atomic time will automatically set and readjust to Daylight Saving Time (OFF option)
[ALARM WITH SNOOZE] Crescendo time alarm with 10 minute snooze feature; Full Calendar display and Moon phase icons
[SIMPLE-SET] Simple adjustable switch to your Time Zone (7 USA time zone settings: Atlantic to Hawaiian); 12 Hour time mode
[EASY READ] Large 2.125 inch time digits for simple view; [BATTERY OPERATED] requires 4 AA alkaline batteries (not included) for Clock & Sensor

No. 12

Geevon Atomic Wall Clock with Backlight, Auto-Set Digital Atomic Clock with Indoor Outdoor Temperature,Calendar,Moon Phase for Home Office Elderly(1 Wireless Outdoor Sensor)

【8.8'' Large Digital Atomic Clock with Backlight】Large atomic wall clock battery operated with an 8.8'' LCD TN high definition slim display, can simultaneously display date, time (12/24H), week,moon phase,indoor&outdoor temperature（° C/° F）,records the daily MIN & MAX data and display tendency.And the digits are big enough for easy-viewing.If you would like the backlight to stay on, please plug in the power cord (included).
【Atomic Clock with Indoor/Outdoor Temperature 】Digital atomic wall clock with temperature monitor function,The Wireless outdoor sensor (included) transmits the outdoor temperature ( ° C /° F optional)to the digital wall clock large display. Which means you can put them inside your patio, backyard, garden or courtyard,easily monitor outside conditions without going out.
【Enhanced Atomic Clock Technology】Battery powered atomic clock will always be accurate to within one second as it receives daily WWVB updates, just select your time zone (7 time zone)at the setting buttons of the clock and turn on the DST if applicable. Automatically updates for daylight saving time,weekday,day,month,time,help you manage regular life.
【Atomic Alarm Clock with Snooze Function】Not only a Calendar and Thermometer, but also can be used as a loud alarm clock. When the alarm goes off,atomic digital clock with day and date will send out a gradually ascending "beeping" sound to wake you up. Before the alarm stops itself, press the "SNOOZE" button to get an extra 5-minute nap. Perfectly designed for heavy sleepers. (NOTE: The alarm goes off for 2 minutes, and if there is no action during this period, it will no longer continue to alarm.)
【Digital Wall Clock & Atomic Desk Clock】Our atomic weather clock features 2 hanging holes and a kickstand, can not only be placed on the nightstand, but also hung on the wall. The bold, simple styled silver bezel of the clock gives it a modern look, with a classic feel. Perfect for any room in the house, office, bedroom, closet, classroom or living room.

No. 13

Sharp Weather Station with Easy to Read Color Display - Wireless Indoor Outdoor Thermometer and Humidity, Atomic Clock, Alarm and Calendar, 12 Hour Forecast, AC or Battery Powered

LARGE EASY TO READ DISPLAY - Bright Full Color Display with 3-Step adjustable brightness settings – Run the weather station by electric powered or battery powered. ALWAYS ON DISPLAY with AC OPERATION: While operating with the AC adaptor, the backlight will remain on and can be dimmed or turned off using the BACKLIGHT button. 5 SECOND ON-DEMAND BACKLIGHT with BATTERY OPERATION: While operating under battery power, use the BACKLIGHT button to illuminate the display for 5 seconds.
ATOMIC ACCURACY – Atomic Time with 12 or 24 Hour Display. The Sharp Weather Station with built in Atomic clock has a built-in receiver that automatically synchronizes itself with the WWVB radio broadcast by the US Government’s National Institute (NIST) in Fort Collins, Colorado. The Atomic Clock will always be accurate to within one second as it receives daily WWVB updates.
INDOOR AND OUTDOOR TEMPERATURE AND HUMIDITY DISPLAY: Tell at a glance the current indoor and outdoor temperature and humidity with the easy to read full color display. The indoor temperature and humidity sensors are integrated into the main unit, while the Wireless outdoor sensor (included) transmits the outdoor temperature and humidity. Wireless Sensor can be placed anywhere within 100ft of the receiving unit. Sensor requires 2 x AAA batteries (not included).
CALANDER AND DAY OF WEEK DISPLAY – Full Color Display clearly shows the day of the week and date in an easy-to-read format.
WEATHER FORCAST with FULL COLOR DISPLAY – See the 12-hour weather forecast and trends in full color with 6 weather icons: Sunny, Sunny to Cloudy, Rain, Thunderstorm, Snow
TEMPERATURE AND HUMIDITY TREND TRACKING – Tracks and displays temperature and humidity trends so you can see how weather is reacting currently in your location. Easy to Read Icons show if temperature is rising, steady or falling. Temperature and Humidity trends update every 15 minutes and look back over the previous hour.
EASY TO SET ALARM with SNOOZE FUNTION – Easily set the alarm with the simple button controls on top of clock. Snooze/Dimmer Switch is simple to use and on top of the display.
ELECTRIC POWERED with ON DEMAND BACKLIGHT BATTERY OPERATION: Plug into weather station into standard household wall outlet – The Sharp Weather Station is compatible with 110V/120V power outlets - to power the Sharp Weather Station with “always on” display. Will also work on Battery Optional Mode (Main unit 3 x AA batteries - Sensor 2 x AAA batteries (not included). While operating under battery power, use the BACKLIGHT button to illuminate the display for 5 seconds.

SaleNo. 14

La Crosse Technology W88631 Digital Atomic Black Wall Clock with Temperature

[PRECISE ATOMIC TIME] Accurate to the second Atomic time will automatically set and readjust to Daylight Saving Time (OFF option)
[SIMPLE BATTERY OPERATED] Simple Set to your Time Zone selection (7 different choices, AST, EST, CST, MST, PST, AKT, HAT)
[CALENDAR/TEMP] View month/day/weekday and Current Ambient temperature (°F/°C adjustable
[TIME ALARM] Crescendo alarm sound with snooze duration of an extra 10 minutes
Table stand or Wall Hang option

No. 15

TIMESS Atomic Analog Wall Clock, WWVB Self-Setting Battery Operated 14" Large Dial Non-Ticking Silent Easy to Read & Use Clock with LCD Display, Ideal Modern Home, Kitchen, Office Décor (Black)

🕑 Self-Setting Atomic Accuracy - Equipped with an internal receiver, this atomic clock automatically aligns with the WWVB radio signal from the U.S. National Institute of Standards and Technology (NIST) in Fort Collins, Colorado. It ensures consistent precision to within a second, updating daily via WWVB for guaranteed accuracy.
🕑 Battery-Powered Convenience - Operate the clock, its sensor and LCD screen with batteries, eliminating the need for plugs or charging (1x carbon battery needed, not included). Its reliable mechanism ensures accuracy, making it an essential and trustworthy addition to any space.
🕑 Perpetual Calendar, Weekday Indicator & Thermometer - Featuring large dial and LCD screen with bold fonts for easy readability from a distance, displaying the month, date, weekday and real-time Fahrenheit temperature. Its independent power source ensures enduring durability and consistent, long-term performance.
🕑 Easy to Read & Noise Free - This clock combines classic colors with bold, black numbers on a white background and clear 15-minute marks for visibility and style. Its smooth sweep movement ensures a quiet, tick-free operation, perfect for a peaceful work or relaxation space.
🕑 Elegant Décor - Showcasing a refined piano lacquer frame and a HD glass panel, it combines luxury & durability. The fade-resistant dial promises enduring elegance, rendering it a chic and low-maintenance accent for any room.
🕑 Modern Design - With its contemporary and sleek design, this clock is ideal for various spaces, including bedrooms, living rooms, kitchens, dining areas, bathrooms, classrooms, and offices. Its universal appeal makes it a fantastic gift for family and friends, adding a touch of elegance and functionality to any room.
❗ If the initial temperature display is in Celsius, double-press the 'UP' button to switch between Celsius and Fahrenheit.

SaleNo. 16

La Crosse Technology Atomic Digital Clock with Outdoor Temperature, Wood Oak, 0

Atomic self set time and date with optional manual set
Automatic Daylight savings time reset (on/off option)
Large 2.125 inch time digits for easy reading
Calendar: month, date, day
Monitors Indoor and wireless outdoor temperature (F/C)

SaleNo. 17

Atomic Wall Clock with Weather Station Wireless Indoor Outdoor Temperature 8.8" Digital Clock with Moon Phase, Time, Large Display, Alarm,Wireless Outdoor Sensor,Easy to Read for Bedroom Living Room

【Weather Station Wireless Indoor Outdoor Thermometer】This 8.8'' large screen alarm clock with day and date for elderly uses a clear screen with a 170 ° viewing angle. It has the functions of alarm clock and snooze. The screen displays days of the week clock, digital calendar clock for elderly, month, indoor and outdoor temperature and unique moon phase. And large numbers are more friendly to the visually impaired or elderly or dementia or seniors;
【Easy to use】The package includes a removable and a hole on the back;So it can stand that mounted on the wall or installed with desk or beside the bedrooms;Works as a digital alarm clock;Instead of traditional wall clock without date,time,week,temperature
【Smart Timer with Temperature 】Indoor and outdoor temperature(F/C) monitor,the temperature is a great addition to the piece,features with accurate wireless sensor measuring the current indoor and outdoor temperature,displayed in degrees Fahrenheit or degrees Celsius on easy-read large LED screen
【Atomic Clocks with Indoor Outdoor Temperature】The alarm / wall clock has indoor temperature and humidity sensors (included) that transmit accurate measurements of outdoor temperature and humidity in °F or °C to the atomic wall clock. The sensor transmission range is up to 328 feet (100 meters), and the outdoor waterproof rating is IPX4, splash-proof. For the sensor, place the device in an open area away from direct rain, and you can easily understand the temperature and humidity both indoors and outdoors
【Battery powered】 Main unit 3 x AA batteries - Sensor 2 x AAA batteries (not included)
【Wall Clock+Desktop Clock+Alarm Clock】The wall clock set calendar, timer and alarm clock in one, accurate dates and times will keep you from missing important meetings and appointments. Buy the most valuable clock for the least money

No. 18

LFF Atomic Clock/Never Needs Setting, Battery Operated, Atomic Wall Clock with Indoor/Outdoor Temperature & Humidity, Wireless Outdoor Sensor, 15" Digital Wall Clock with 4.5" Numbers Easy-to-Read

📡 ACCURATE ATOMIC CLOCK: The atomic clock has a built-in receiver that automatically synchronizes itself with the WWVB radio broadcast by the US Government’s National Institute (NIST) in Fort Collins, Colorado. Digital wall clock adjusts time & calendar to atomic signal automatically, and could count seconds accurately. (Note: no backlight display)
👍 15" LCD HIGH DEFINITION DISPLAY: The Atomic Clock has a 9.4-inch tall upgraded LCD high-definition display with large numbers that are easy to read. It can display the calendar, time (12/24H), day of the week, alarm clock, indoor / outdoor temperature (°C/°F) and humidity at the same time, the clock can be used as a wall clock or a desk clock, friendly to the elderly or visually impaired. 8 time zones are available including EST, CST, MST, PST, AKT, HST, AST, NST.
👍 WIRELESS OUTDOOR SENSOR: The clock has built-in high-quality indoor temperature and humidity sensors (included) that transmit accurate measurements of outdoor temperature and humidity in °F or °C to the atomic wall clock. The sensor transmission range is up to 328 feet (100 meters), and the outdoor waterproof rating is IPX4, splash-proof. For the sensor, place the device in an open area away from direct rain, and you can easily understand the temperature and humidity both indoors and outdoors.
👍 OPERATED BATTERY: Atomic clock indoor outdoor thermometer is powered by 4 AA batteries (not included), the wireless outdoor sensor is powered by 2 AAA batteries (not included). It has simple manual setting buttons, easy to set, easy to read, easy to use, They are excellent clocks for seniors, and functional and stylish design makes it a perfect decor to kitchen, living room, bedroom, library, and office. (Note: no backlight display)
🎁 PERFECT OBJECTS: Large digital wall clock has 3 hanging holes and a bracket, it can not only be placed on the desktop but also can be hung on the wall. Practical and stylish modern design, perfect objects for parents, friends on birthday, new year, thanksgiving, christmas and anniversaries. If there is any quality problem, please contact us in time. (Get: 1×Atomic Clock; 1×Outdoor Sensor; 1×Manual)
⚠️ Note: Temperature below -4°F require Lithium batteries in the outdoor sensor.

No. 19

LFF Atomic Clock 4.5" Numbers, Atomic Wall Clock with Indoor & Outdoor Temperature，Never Needs Setting, Battery Operated, Date, Time, Wireless Outdoor Sensor, Jumbo Display Easy to Read

🌈 HIGH DEFINITION DISPLAY: The atomic clock has an upgraded large LCD screen, which is friendly to the elderly or visual impairment. The screen displays indoor outdoor temperature, alarm, time and date; 6 time zones are available, including EST, CST, MST, PST, AKT and HST; the time display comes with 12 / 24 hour format, while the temperature display unit is (°F) / °C for easy reading.
🌈 DUAL INSTALLATION: LFF atomic wall clock has 2 installation methods, it includes a table stand and a wall mount to make it stand on the table or hang on the wall. It has simple buttons, easy to set. You can manually set the time zone, language, date, time, RCC reception, alarm clock and reception channel in sequence (Default channel 1).
🌈 POWERED BATTERY: Atomic clock indoor outdoor thermometer is powered by 4 AA batteries(not included), the wireless outdoor sensor is powered by 2 AAA batteries(not included). Functional and stylish design makes it a perfect decor to kitchen, living room, bedroom, library and office. (Note: no backlight display)
📡 ATOMIC CLOCK: Digital clock adjusts time & calendar to atomic signal automatically, and could count seconds accurately.The wall clock can synchronize with WWVB radio, and the time zone can be selected according to the location. The transmission range is up to 328ft(100M) in an open area. The outdoor waterproof rating is IPX4, which is Splash-proof. For the transmitter, place the unit in an area protected from direct rain.
🎁 WHAT YOU WILL GET: 1×atomic clock; 1×outdoor sensor; 1×manual; Our digital clock measures in 14.2”×9.4”×1.1” inches. If you have any quality problems, please contact us in time.
⚠️ Note: Temperature below -4°F require Lithium batteries in the outdoor sensor.

SaleNo. 20

Adalene 12 Inch Large Atomic Wall Clock Analog Display - Vintage Black Wall Clock Atomic Movement - Battery Operated Modern Wall Clock for Office, School Classroom, Kitchen, Bedroom, Bathroom, Outdoor

Clock will automatically set itself to the correct time by receiving the radio signal from Fort Collins, Colorado. No need to manually change the time from Standard to Daylight Savings and back, it all happens automatically.
Vintage black plastic frame, 12 inch diameter, 1.5 inch depth, Crystal clear glass cover
Simple white dial with black metal hands, Black Arabic numeral analog display, Easy to read
Battery operated radio-controlled atomic movement (requires 1 AA battery - not included)
Perfect clock for hanging outdoors or indoors, dining rooms, living rooms, family rooms, bedrooms, study room, kitchen, office, or conference room

How to choose a good atomic clock for outdoor use

Does the idea of finding a fantastic atomic clock for outdoor use make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in atomic clock for outdoor use. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top atomic clock for outdoor use products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top atomic clock for outdoor use on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top atomic clock for outdoor use brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top atomic clock for outdoor use based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings: Would it be accurate to suggest that the atomic clock for outdoor use were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings, provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good atomic clock for outdoor use, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your atomic clock for outdoor use.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting atomic clock for outdoor use for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our atomic clock for outdoor use. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what atomic clock for outdoor use should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on atomic clock for outdoor use.

Jasmine Burrows

I am a lifestyle blogger in Chicago. I review and test different products and services to help people make smarter decisions.

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The 8 Best atomic clock for outdoor use of 2025

An overview of our top picks

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The best atomic clock for outdoor use you can buy today

How to choose a good atomic clock for outdoor use

Why should you believe us?

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The best atomic clock for outdoor use you can buy today

How to choose a good atomic clock for outdoor use

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