Pool swim season in Hopewell, VA
Swim season in Hopewell without a heater, and with one
An unheated pool in Hopewell reaches 78°F in Jul to Aug, about 2 months a year. The air allows up to 7 swimmable months with a heater (Apr to Oct).
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Heater options for a Hopewell pool, side by side
| Option | Months | Swimmable | Energy/yr | All-in/yr |
|---|---|---|---|---|
| No heater | 2 | Jul to Aug | $0 | $0 |
| Solar cover only | 4 | Jun to Sep | $0 | $50 |
| Solar panels + cover | 6 | May to Oct | $0 | $283 |
| Heat pump + cover | 7 | Apr to Oct | $294 | $844 |
| Gas heater + cover | 7 | Apr to Oct | $565 | $990 |
For a 450 sq ft pool held at 80°F, at VA prices of 16.9¢/kWh electricity and $17/Mcf gas. All-in spreads the purchase over the equipment's life.
The cheapest way to the full season in Hopewell
Solar panels + cover: 6 of 7 possible months for about $283 a year all-in, which works out near $71 for each month it adds.
Before you pay for any heater, buy a solar cover: on its own it adds 2 months here for about $50 a year (why a cover comes first). If you get quotes, ask for a heat pump sized to your pool's surface area; here it beats gas all-in (heat pump or gas).
Weather station: Hopewell, 1.3 mi away (NOAA 1991–2020 normals). Water temperature is estimated from air and sunshine, not measured.
Hopewell 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 | 50° | 41° | 2.3 | 42° | 48° | – | – |
| Feb | 54° | 44° | 3.1 | 42° | 48° | – | – |
| Mar | 62° | 51° | 4.1 | 48° | 54° | – | – |
| Apr | 73° | 61° | 5.2 | 58° | 64° | $167 | $313 |
| May | 79° | 69° | 5.8 | 67° | 73° | $62 | $128 |
| Jun | 86° | 76° | 6.4 | 76° | 82° | – | – |
| Jul | 90° | 80° | 6.1 | 81° | 87° | – | – |
| Aug | 88° | 78° | 5.4 | 82° | 88° | – | – |
| Sep | 82° | 73° | 4.5 | 77° | 83° | – | – |
| Oct | 73° | 62° | 3.5 | 68° | 74° | $65 | $124 |
| Nov | 62° | 52° | 2.7 | 57° | 63° | – | – |
| Dec | 53° | 44° | 2.1 | 47° | 53° | – | – |
Heating costs most in Apr (about $167 with a heat pump, $313 with gas). Sunshine peaks in Jun at 6.4 kWh/m²/day (NASA satellite data, 29.3 km grid cell). Highlighted months are swimmable with no heater.
How Hopewell compares with nearby cities
Hopewell ranks 4 of 39 Virginia cities for unheated swim months, and no nearby city gets a longer unheated season.
| City | Distance | Unheated months | Heat pump months | Heat pump $/yr |
|---|---|---|---|---|
| Colonial Heights, VA | 6 mi | 2 | 7 | $372 |
| Petersburg, VA | 8 mi | 2 | 7 | $372 |
| Richmond, VA | 19 mi | 2 | 7 | $363 |
| Williamsburg, VA | 33 mi | 2 | 7 | $339 |
| Newport News, VA | 45 mi | 2 | 6 | $154 |
| Suffolk, VA | 55 mi | 2 | 6 | $161 |