Yes, you can use a pool year-round in Florida, but the experience in 2026 depends on your location and the pool's heating system. In South Florida (Miami, the Keys), air temperatures rarely drop below 20°C, meaning unheated pools remain usable even in January. However, in Central Florida (Orlando) and North Florida, winter temperatures can drop to near-freezing overnight, making an unheated pool uncomfortably cold. To ensure year-round use, most Florida homes and all major resorts use electric heat pumps or gas heaters to maintain a water temperature between 28°C and 30°C (82-86°F). In 2026, "Solar Pool Heating" has also become a standard eco-friendly add-on for many residential pools, though these are less effective on cloudy winter days. For travelers booking a vacation rental in Orlando during the "winter" months (December-February), it is essential to ask if "pool heat" is included, as many hosts charge an extra $25-$40 per day to activate the heater.