
It’s during the warmer seasons when you can enjoy your swimming pool the most, whether you’re swimming laps, relaxing on your favorite pool lounger, or throwing pool parties. When the pool is in use, you need to make sure it’s at the right temperature. This is important so that you can stay comfortable in the water and so that it remains safe for your family and friends. Pool thermometers are the best way to keep track of your pool’s temperature, and in this article, we’ve found some of our favorites of varying design styles.
Finding the Right Pool Thermometer
- Accurate Readings: The most important aspect of a pool thermometer is that it provides accurate readings. A thermometer that features both Fahrenheit and Celsius readings is crucial, and easy-to-read displays are a great bonus.
- Durable Material: Look for a thermometer that is solid and durable. It should be made of premium-quality material to last a long time, regardless of whether the design of the thermometer is for sinking or floating.
Now, let’s dive deep and take a look at the best pool thermometers!
Best Floating: Kingsource Floating Pool Thermometer

This large floating pool thermometer is made of high-quality material and is shatter resistant. It provides accurate readings in both Fahrenheit and Celsius and can read the temperature in both a swimming pool and a spa. There’s a 3-foot rope leash with an anchor plate and a snap-on/off floatation top. The reading display offers large letters and a shatter-proof magnifying lens over the temperature gauge, so it’s easy to read.
Kingsource Large Floating Pool Thermometer, Water Temperature Thermometers with String for Outdoor & Indoor Swimming Pools, Spas, Hot Tubs,Fish Ponds Thermometer Floating Easy Read
This durable pool thermometer is made from shatter-resistant material and is easy to read.
Best Sinking: SplashTech Pool Thermometer

This pocket reservoir pool thermometer is essential to pool maintenance, and it’s one of the best sinking thermometers on the market. It has a large, dual display with easy-to-read numerals with a high temperature of 120 degrees Fahrenheit and 50 degrees Celsius. It’s highly accurate and made of tough plastic, so it can stand up against daily use and abuse.
SplashTech Pocket Scoop Reservoir Pool Thermometer with Large EZ Read Display & Cord– Shatter Proof - Swimming Pool Maintenance Equipment for Indoor/Outdoor Pool, Spa, Hot Tub, Pond, Jacuzzi, Spa
With a tough plastic body, this pool thermometer will give accurate readings in the pool, in the sun, and in the wind.
Best Design: Milliard Floating Pool Thermometer

If you’re looking for some style in your thermometer, we recommend this humorously designed device from the folks at Milliard. The molded man-shaped top of this thermometer adds a modicum of style to your pool as it floats in the water and tracks the temperature of your swimming pool. It’s made of durable ABS plastic, so it will last season to season and provide accurate readings to eliminate guessing.
Milliard Floating Pool Thermometer, Floatin' Guy Large Size String Outdoor/Indoor Swimming Pools, Hot Tub, Spa, and Pond
This whimsical but durable pool thermometer stands and floats and will provide accurate readings.
Best Wi-Fi Thermometer: Inkbird Wireless Pool Thermometer

Inkbird provides the best Wi-Fi pool thermometer. The maximum connection distance is 300 feet, so you can check your pool’s temperature reading with the receiver without leaving the room. The accurate readings support both Fahrenheit and Celsius, and it’s made of top-notch material, so it’s solid and durable enough to last you for years to come. The thermometer can be used for indoor and outdoor swimming pools, fish ponds, baby baths, and spas, and it comes with a wireless remote.
Inkbird Wireless Pool Thermometer and Receiver Set, Updated Version Floating Thermometer with Easy Read Display, Thermometer for Swimming Pool, Hot Tub, Hot Spring?Battery not Included?
This heavy-duty pool thermometer can be used indoors and has a long connection distance.