What Temperature Should a Heated Pool Be?

Finding the ideal swimming climate requires balancing real-world thermal comfort against monthly utility bills. At Sunsation Pools & Spas, we recommend setting your thermostat between 78°F and 82°F for most backyard swimming configurations, as this strikes the perfect sweet spot.
How Does a Pool Heater Work | Pool Heating Explained

Whether you want to rescue your swimming pool from a chilly cold snap or extend your swimming season well into the cooler months, a pool heater is your best friend. At Sunsation Pools & Spas., we often explain that, at its core, a pool heater works as a critical extension of your pool’s existing filtration loop.