10 Best Pool Thermometer of September 2025

• Tube thermometer
• High-quality pool and spa thermometers help deliver accurate temperature readings for greater enjoyment of recreational water
• Pool thermometers also provide crucial information about the performance of pool heating systems
• Comes with ABS case and 3-feet cord
• Measures 8-1/4-inch length by 9-3/4-inch height by 8-1/4-inch width

Pentair

• SOLAR POWERED: The GAME Solar Digital Pool and Spa Thermometer is solar powered which means no batteries are needed. This floating swimming pool thermometer stays charged by using energy from the earth’s sun.
• LARGE, EASY-TO-READ NUMBERS: This floating temperature gauge features large, easy-to-read numbers on a double-sided LCD screen that is angled allowing you to easily determine the temperature of your pool, spa, pond or bathtub.
• TEMPERATURES IN FAHRENHEIT OR CELSIUS: Our pool and hot tub thermometer is made from high-quality, shatter-resistant materials. Use the blue button to switch the temperature display to Fahrenheit or Celsius. This floating pool temperature gauge reaches a depth of 5-inches below the water’s surface for a more accurate reading of your swimming pool’s water temperature.
• TETHER INCLUDED: For easy installation and a secure fit, we’ve built a durable and long-lasting tether. The tether helps to prevent it from floating into the skimmer basket or other pool-cleaning equipment.
• PAIRS PERFECTLY WTH OTHER GAME PRODUCTS: Our wireless pool thermometer design is produced by GAME. This thermometer pairs perfectly with other great GAME-branded pool products such as our solar chlorinators.

GAME

• ✔Measures pool and spa water temperature and provide accurate reading
• ✔Large temperature reading display, in Fahrenheit and Celsius. Reads Up to 120 Fahrenheit and 50 Celsius
• ✔Premium quality, Built from Durable Material & Shatter Resistant
• ✔For All Outdoor & Indoor Swimming Pools, Spas, Hot Tubs, Aquariums & Fish Ponds

eLander

• Thermometer is 7” tall and reads in both F° and C°
• Includes rope tether to keep the thermometer from floating away
• Man-shaped top adds fun and décor to your pool
• Made from durable ABS plastic to last from season to season
• No more guesswork with accurate temperature readings

Milliard

• 🏊Includes rope tether to keep the thermometer from floating away.
• 🏊The pond thermometer is made from durable material & shatter-resistant, so you can use it for a long time.
• 🏊Temperature reading range：20 to 120 °F / -10 to 50 °C.
• 🏊Suitable for Paddling Pools, Swimming Pools, Hot tubs, Baby Pool, Fish ponds, Jacuzzis, Spas and Large Aquariums, etc.
• 🏊This is not a toy, keep away from children.No more guesswork with accurate temperature readings.

Pull Together

• Thermometer is 7” tall and reads in both F° and C°
• Includes rope tether to keep the thermometer from floating away
• Fish-shaped top adds fun and décor to your pool
• Made from durable ABS plastic to last from season to season
• No more guesswork with accurate temperature readings

Milliard

• BUILT TO LAST: Made with durable, shatter-resistant ABS plastic to last year in and year out
• EASY TO READ: Jumbo, EZ-Read display with extra-large numerals saves your eyesight
• TWO DEGREES: Fahrenheit and Celsius displays on an alcohol-based indicator
• NO SINKING: Floats on water's surface for easy access and quick readings. For best results, submerge under water for 5-10 seconds
• CONVENIENT SIZE: Includes handy polyethylene cord. Large, 9" x 2.75" profile with 2-degree increments

SplashTech

• 🛀Wireless Connection: The maximum connection distance is 300 feet. You can check temperature readings with the receiver without going outside the room.
• 🛀Accurate Reading: Support both Fahrenheit and Celsius readings.
• 🛀Premium quality: The thermometer has adopted high quality materials, it is solid and durable.
• 🛀Multiple Uses: The IPX7 waterproof thermometer is ideal for Indoor&Outdoor use like swimming pools, Fish Ponds, aquariums, baby bath, spas etc. Ranges from -40℃~70℃(-40℉~158℉).
• 🛀Attention:After installing, please pay attention to tightening the product to prevent water.

Inkbird

• Both Fahrenheit and Celsius readings
• Oversized temperature reading display
• Floating or submersible thermometer
• Ideal for Pools and Spas
• Full One Year Warranty

U.S. Pool Supply

• 🐢Includes rope tether to keep the thermometer from floating away.
• 🐢The pond thermometer is made from durable material & shatter-resistant, so you can use it for a long time.
• 🐢Temperature reading range：20 to 120 °F / -10 to 50 °C.
• 🐢Suitable for Paddling Pools, Swimming Pools, Hot tubs, Baby Pool, Fish ponds, Jacuzzis, Spas and Large Aquariums, etc.
• 🐢This is not a toy, keep away from children.No more guesswork with accurate temperature readings.

Pull Together