Pool swim season in Pinecrest, FL
When can you swim in an outdoor pool in Pinecrest, FL?
An unheated pool in Pinecrest reaches 78°F in May to Nov, about 7 months a year. The air allows up to 12 swimmable months with a heater (all year).
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Heater options for a Pinecrest pool, side by side
| Option | Months | Swimmable | Energy/yr | All-in/yr |
|---|---|---|---|---|
| No heater | 7 | May to Nov | $0 | $0 |
| Solar cover only | 10 | Mar to Dec | $0 | $50 |
| Solar panels + cover | 12 | all year | $0 | $283 |
| Heat pump + cover | 12 | all year | $47 | $597 |
| Gas heater + cover | 12 | all year | $168 | $593 |
For a 450 sq ft pool held at 80°F, at FL prices of 15.3¢/kWh electricity and $25/Mcf gas. All-in spreads the purchase over the equipment's life.
The cheapest way to the full season in Pinecrest
Solar panels + cover: 12 of 12 possible months for about $283 a year all-in, which works out near $57 for each month it adds.
Before you pay for any heater, buy a solar cover: on its own it adds 3 months here for about $50 a year (why a cover comes first). If you get quotes, ask for gas as well as a heat pump: once the purchase price is counted, gas comes out cheaper all-in here (heat pump or gas).
Weather station: Miami Wso City, 3.8 mi away (NOAA 1991–2020 normals). Water temperature is estimated from air and sunshine, not measured.
Pinecrest month by month: air, sun and pool water
| Month | Air high | Air avg | Sun kWh/m²/day | Water, unheated | Water, covered | Heat pump $ | Gas $ |
|---|---|---|---|---|---|---|---|
| Jan | 75° | 69° | 3.7 | 71° | 77° | $26 | $90 |
| Feb | 77° | 71° | 4.5 | 72° | 78° | $19 | $69 |
| Mar | 78° | 73° | 5.5 | 75° | 81° | – | – |
| Apr | 81° | 76° | 6.2 | 78° | 84° | – | – |
| May | 84° | 79° | 6.2 | 81° | 87° | – | – |
| Jun | 87° | 82° | 5.7 | 83° | 89° | – | – |
| Jul | 89° | 84° | 5.9 | 86° | 92° | – | – |
| Aug | 89° | 84° | 5.6 | 87° | 93° | – | – |
| Sep | 88° | 83° | 5.0 | 85° | 91° | – | – |
| Oct | 84° | 80° | 4.5 | 83° | 89° | – | – |
| Nov | 80° | 75° | 3.9 | 79° | 85° | – | – |
| Dec | 77° | 71° | 3.4 | 74° | 80° | $2 | $9 |
Heating costs most in Jan (about $26 with a heat pump, $90 with gas). Sunshine peaks in May at 6.2 kWh/m²/day (NASA satellite data, 26.8 km grid cell). Highlighted months are swimmable with no heater.
How Pinecrest compares with nearby cities
Pinecrest ranks 10 of 173 Florida cities for unheated swim months; Key Biscayne nearby gets a longer season without a heater.
| City | Distance | Unheated months | Heat pump months | Heat pump $/yr |
|---|---|---|---|---|
| Coral Gables, FL | 3 mi | 7 | 12 | $47 |
| South Miami, FL | 3 mi | 7 | 12 | $47 |
| Palmetto Bay, FL | 3 mi | 7 | 12 | $47 |
| Cutler Bay, FL | 6 mi | 6 | 12 | $162 |
| Key Biscayne, FL | 9 mi | 8 | 12 | $28 |
| Miami, FL | 10 mi | 6 | 12 | $99 |