21 in Illuminated Outdoor Wall Clock with Thermometer and Hygrometer

In this review the 21 in illuminated outdoor wall clock is presented as a practical upgrade for homeowners who want a large, easy-to-read timepiece for patios, pools, or gardens. The single biggest reason to buy is its combination of a bright, smart backlight and a weatherproof build that keeps the dial legible after dark without worrying about moisture or UV damage. The reviewer found it especially useful for poolside placement where visibility, quiet operation, and all-weather durability matter most.

Key Features

• Smart Light Sensor: The built-in sensor provides a warm backlight at night and turns off in daylight, making the clock readable after sunset without manual switching.
• Three Backlight Modes: Choose Always On, Off, or a 4-hour timer so the light behavior matches evening routines and conserves battery power when desired.
• IP56 Waterproof Rating: A UV-resistant frame and rubber gaskets protect the clock from rain and splashes, so it holds up in patio, pool, and garden environments.
• 3-in-1 Weather Station: Integrated temperature and humidity sensors give quick environmental context with ranges suitable for extreme outdoor conditions after a short calibration period.
• Silent Sweep Movement: The Youngtown sweep mechanism keeps time accurately and operates quietly, eliminating ticking sounds that can be distracting outdoors.

Who It's For

This clock is ideal for homeowners and renters with outdoor living spaces who need a large, visible timepiece that remains readable after dark; pool owners in particular will appreciate the size and illumination that lets them check time from the water or deck. It also suits gardeners and patio decorators who want an elegant, oil rubbed bronze look combined with practical temperature and humidity feedback.

Those who should look elsewhere include buyers wanting a solar-powered option or a clock with integrated Wi-Fi for automatic time updates. Also, the unit requires batteries for time and backlight, so buyers preferring hardwired fixtures should consider other solutions.

Pros & Cons

Pros

• Large 21 in dial and bright backlight make the clock readable from across a deck or pool.
• Durable IP56 construction and UV-resistant materials hold up well in outdoor conditions.
• Combined thermometer and hygrometer provide useful local weather data alongside time.
• Silent Youngtown sweep movement keeps accurate time without ticking noises.

Cons

• Requires batteries (not included) for the movement and illumination, so ongoing battery replacement is necessary.
• Calibration of temperature and humidity sensors takes a few hours before they read accurately.

Specifications

Our Verdict

The 21 in illuminated outdoor wall clock is a strong choice for anyone who wants a large, attractive and reliable timepiece for outdoor living areas. Its smart backlight, weather-resistant construction, and silent Youngtown movement deliver dependable performance and good value for the price, especially for poolside or patio installation where nighttime readability and durability matter most.

Frequently Asked Questions

Is the light automatic?
The clock uses a smart light sensor that automatically illuminates at night and turns off in daylight, with selectable Always On, Off, or 4-hour timer modes.

Can it stay outdoors year-round?
Yes, the IP56 rating plus UV-resistant frame and rubber gaskets are designed to withstand rain and outdoor conditions, making it suitable for year-round outdoor use.

Are batteries included?
Batteries are not included; the unit requires batteries for the Youngtown movement and the backlight functions.