Best 24 Inch Atomic Outdoor Clock in 2025

Updated on July 2025
#1
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  • Oversized 24" outdoor metal wall clock featuring an AI smart LED light sensor that activates during dark conditions, with two backlight modes (always on/off).
  • Atomic time synchronization with WWVB radio transmission from Fort Collins, CO, ensuring precise time updates and automatic adjustment for Daylight Saving Time; accommodates four US time zones: EST, CST, MST, PST.
  • IP65 weatherproof design with UV resistance, featuring a rubberized gasket for protection against water and outdoor elements, suitable for various indoor and outdoor settings.
  • Integrated thermometer and hygrometer measuring temperatures from -40 to 140 degrees Fahrenheit and humidity from 1% to 99% relative humidity; requires calibration time for accurate readings.
  • Stylish combination of modern and vintage aesthetics, making it a versatile decor piece for various styles; ideal as a gift for housewarmings, Mother's Day, Father's Day, or Christmas.
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  • Oversized 24" outdoor metal wall clock featuring an AI smart LED light sensor that activates during dark conditions, with two backlight modes (always on/off).
  • Atomic time synchronization with WWVB radio transmission from Fort Collins, CO, ensuring precise time updates and automatic adjustment for Daylight Saving Time; accommodates four US time zones: EST, CST, MST, PST.
  • IP65 weatherproof design with UV resistance, featuring a rubberized gasket for protection against water and outdoor elements, suitable for various indoor and outdoor settings.
  • Integrated thermometer and hygrometer measuring temperatures from -40 to 140 degrees Fahrenheit and humidity from 1% to 99% relative humidity; requires calibration time for accurate readings.
  • Stylish combination of modern and vintage aesthetics, making it a versatile decor piece for various styles; ideal as a gift for housewarmings, Mother's Day, Father's Day, or Christmas.
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#2
Value for Money
  • Large Arabic numbers for easy visibility from a distance
  • Glows in the dark with options for timed, continuous, or off modes
  • Accurate quartz crystal technology
  • Temperature range: -40 to 140°F
  • Humidity sensor measures 1% to 99% relative humidity
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  • Large Arabic numbers for easy visibility from a distance
  • Glows in the dark with options for timed, continuous, or off modes
  • Accurate quartz crystal technology
  • Temperature range: -40 to 140°F
  • Humidity sensor measures 1% to 99% relative humidity
#3
10% Off
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  • Equipped with quartz movement, thermometer, and hygrometer for precise time, temperature, and humidity measurements.
  • Weatherproof and waterproof design suitable for both indoor and outdoor settings, complementing various environments.
  • Large 24-inch size with a 20-inch interior diameter and easy-to-read analog numbers for visibility.
  • Simple setup with one AA battery required for operation; avoid direct sunlight for optimal performance.
  • Constructed with high-quality materials for durability and reliable functionality; satisfaction guaranteed.
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  • Equipped with quartz movement, thermometer, and hygrometer for precise time, temperature, and humidity measurements.
  • Weatherproof and waterproof design suitable for both indoor and outdoor settings, complementing various environments.
  • Large 24-inch size with a 20-inch interior diameter and easy-to-read analog numbers for visibility.
  • Simple setup with one AA battery required for operation; avoid direct sunlight for optimal performance.
  • Constructed with high-quality materials for durability and reliable functionality; satisfaction guaranteed.
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#4
13% Off
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  • 8.8-inch digital atomic wall clock suitable for desk or wall hanging, synchronizes with WWVB broadcast for precise timekeeping.
  • Features alarm function with a loud sound, ideal for heavy sleepers, and displays accurate time for office use; large numbers benefit those with visual impairments.
  • Monitors indoor and outdoor temperature (C/F) with accurate wireless sensor, displayed on a large LED screen for easy reading.
  • Large 8.8'' display shows day, date, indoor/outdoor temperature, and moon phase; designed for optimal visibility for seniors and those with visual challenges.
  • Includes indoor temperature and humidity sensors that relay measurements to the clock, with a sensor range of up to 328 feet and a waterproof rating of IPX4.
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  • 8.8-inch digital atomic wall clock suitable for desk or wall hanging, synchronizes with WWVB broadcast for precise timekeeping.
  • Features alarm function with a loud sound, ideal for heavy sleepers, and displays accurate time for office use; large numbers benefit those with visual impairments.
  • Monitors indoor and outdoor temperature (C/F) with accurate wireless sensor, displayed on a large LED screen for easy reading.
  • Large 8.8'' display shows day, date, indoor/outdoor temperature, and moon phase; designed for optimal visibility for seniors and those with visual challenges.
  • Includes indoor temperature and humidity sensors that relay measurements to the clock, with a sensor range of up to 328 feet and a waterproof rating of IPX4.
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#5
22% Off
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  • Syncs automatically with WWVB radio transmission for precise time updates
  • Features a 21-inch hammered metal frame with a textured bronze finish for aesthetic appeal
  • Designed for both indoor and outdoor use, with weather-resistant materials and built-in gauges for temperature and humidity measurement
  • Powered by 3 AA batteries that last up to 5 years for hassle-free operation
  • Family-owned since 1983, La Crosse Technology specializes in Atomic Time and Weather Instruments with comprehensive support resources available
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  • Syncs automatically with WWVB radio transmission for precise time updates
  • Features a 21-inch hammered metal frame with a textured bronze finish for aesthetic appeal
  • Designed for both indoor and outdoor use, with weather-resistant materials and built-in gauges for temperature and humidity measurement
  • Powered by 3 AA batteries that last up to 5 years for hassle-free operation
  • Family-owned since 1983, La Crosse Technology specializes in Atomic Time and Weather Instruments with comprehensive support resources available
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#6
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  • Durable design suitable for outdoor use, featuring waterproof and UV-resistant materials.
  • Equipped with smart light sensor technology, the clock automatically illuminates at night for easy visibility.
  • IP56 waterproof rating ensures resistance to various weather conditions, ideal for gardens, patios, and pools.
  • Functions as a 3-in-1 weather station, providing temperature readings from -40 to 140°F and humidity levels from 1 to 99%.
  • Utilizes reliable Youngtown movement for precise timekeeping with minimal daily error and silent operation.
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  • Durable design suitable for outdoor use, featuring waterproof and UV-resistant materials.
  • Equipped with smart light sensor technology, the clock automatically illuminates at night for easy visibility.
  • IP56 waterproof rating ensures resistance to various weather conditions, ideal for gardens, patios, and pools.
  • Functions as a 3-in-1 weather station, providing temperature readings from -40 to 140°F and humidity levels from 1 to 99%.
  • Utilizes reliable Youngtown movement for precise timekeeping with minimal daily error and silent operation.
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#7
6% Off
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  • 24" metal outdoor clock with integrated smart light sensor for automatic backlighting in dark conditions; features 3 backlight modes: On, Off, and 4-hour timed.
  • Powered by 1 AA battery for accurate quartz movement with a daily error rate of +/- 1 second; LED night light powered by 4 D batteries (not included) lasts approximately 6-12 months depending on location.
  • IP65 weatherproof and UV resistant design with rubberized gaskets to protect against water and outdoor elements; suitable for gardens, patios, and various outdoor settings.
  • Built-in adjustable thermometer measures temperatures from -40°F to 140°F and humidity from 1% to 99%; requires up to 3 hours for accurate environment adjustments.
  • Versatile design complements modern, vintage, and farmhouse decor, making it an ideal gift for various occasions including housewarmings, holidays, and birthdays.
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  • 24" metal outdoor clock with integrated smart light sensor for automatic backlighting in dark conditions; features 3 backlight modes: On, Off, and 4-hour timed.
  • Powered by 1 AA battery for accurate quartz movement with a daily error rate of +/- 1 second; LED night light powered by 4 D batteries (not included) lasts approximately 6-12 months depending on location.
  • IP65 weatherproof and UV resistant design with rubberized gaskets to protect against water and outdoor elements; suitable for gardens, patios, and various outdoor settings.
  • Built-in adjustable thermometer measures temperatures from -40°F to 140°F and humidity from 1% to 99%; requires up to 3 hours for accurate environment adjustments.
  • Versatile design complements modern, vintage, and farmhouse decor, making it an ideal gift for various occasions including housewarmings, holidays, and birthdays.
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#8
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  • 18" outdoor clock with AI smart LED light sensor that activates backlight in dark and shuts off in daylight; offers 3 backlight modes: Always On, Always Off, and 4-hour timed.
  • Operates on 1 AA battery for accurate quartz movement, with a daily error rate of +/- 1 second; LED night light powered by 4 D batteries, providing reliable illumination for 6 to 12 months depending on placement.
  • IP65 weatherproof rating with UV-resistant design; constructed with protective gaskets to guard against outdoor elements, making it suitable for gardens, patios, and modern indoor spaces.
  • Features built-in adjustable thermometer and hygrometer; measures temperatures from -40 to 140°F and humidity levels from 1% to 99%, with a calibration period of at least 3 hours for accuracy.
  • Versatile design suitable for various decor styles, making it an ideal gift for occasions like housewarmings, Mother's Day, Father's Day, and birthdays.
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  • 18" outdoor clock with AI smart LED light sensor that activates backlight in dark and shuts off in daylight; offers 3 backlight modes: Always On, Always Off, and 4-hour timed.
  • Operates on 1 AA battery for accurate quartz movement, with a daily error rate of +/- 1 second; LED night light powered by 4 D batteries, providing reliable illumination for 6 to 12 months depending on placement.
  • IP65 weatherproof rating with UV-resistant design; constructed with protective gaskets to guard against outdoor elements, making it suitable for gardens, patios, and modern indoor spaces.
  • Features built-in adjustable thermometer and hygrometer; measures temperatures from -40 to 140°F and humidity levels from 1% to 99%, with a calibration period of at least 3 hours for accuracy.
  • Versatile design suitable for various decor styles, making it an ideal gift for occasions like housewarmings, Mother's Day, Father's Day, and birthdays.
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#9
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  • Waterproof design with a rubber seal and back cover for indoor and outdoor durability, preventing moisture intrusion and fogging.
  • Integrated thermometer and hygrometer for accurate readings of temperature (-20℉ to 120℉) and humidity (0% to 100% RH).
  • Silent non-ticking quartz movement for precise timekeeping, designed for outdoor use; powered by one AA battery (not included) with dual hooks for easy hanging.
  • Versatile 24-inch size suitable for various outdoor locations such as patios, gardens, and pools, as well as indoor spaces like kitchens and bedrooms.
  • Large, easily readable black numerals with sturdy iron frame and glass lens, ensuring visibility and easy maintenance.
  • Vintage-style design with an oil-rubbed finish, combining functionality and aesthetics, making it an ideal gift for housewarmings and birthdays.
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  • Waterproof design with a rubber seal and back cover for indoor and outdoor durability, preventing moisture intrusion and fogging.
  • Integrated thermometer and hygrometer for accurate readings of temperature (-20℉ to 120℉) and humidity (0% to 100% RH).
  • Silent non-ticking quartz movement for precise timekeeping, designed for outdoor use; powered by one AA battery (not included) with dual hooks for easy hanging.
  • Versatile 24-inch size suitable for various outdoor locations such as patios, gardens, and pools, as well as indoor spaces like kitchens and bedrooms.
  • Large, easily readable black numerals with sturdy iron frame and glass lens, ensuring visibility and easy maintenance.
  • Vintage-style design with an oil-rubbed finish, combining functionality and aesthetics, making it an ideal gift for housewarmings and birthdays.
Read More
#10
Free Shipping
  • 24" oversized outdoor wall clock with AI light sensor for automatic backlighting in low light conditions
  • Accurate quartz movement powered by 1 AA battery, with optional LED lighting powered by 4 D batteries (not included)
  • IP56 rated for waterproof and UV resistance, featuring a durable painted and hand-brushed finish
  • Includes a built-in thermometer and hygrometer, measuring temperature from -40 to 140°F and humidity from 1% to 99%
  • Versatile design suitable for various decor styles, ideal for gifting on occasions like housewarmings and holidays
Read More
  • 24" oversized outdoor wall clock with AI light sensor for automatic backlighting in low light conditions
  • Accurate quartz movement powered by 1 AA battery, with optional LED lighting powered by 4 D batteries (not included)
  • IP56 rated for waterproof and UV resistance, featuring a durable painted and hand-brushed finish
  • Includes a built-in thermometer and hygrometer, measuring temperature from -40 to 140°F and humidity from 1% to 99%
  • Versatile design suitable for various decor styles, ideal for gifting on occasions like housewarmings and holidays
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