Pool swim season in West Hollywood, CA
West Hollywood, CA: how long the pool season really is
An unheated pool in West Hollywood never reaches 78°F in a normal year. It peaks around 75°F in Aug. The air allows up to 7 swimmable months with a heater (May to Nov).
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Heater options for a West Hollywood pool, side by side
| Option | Months | Swimmable | Energy/yr | All-in/yr |
|---|---|---|---|---|
| No heater | 0 | no month | $0 | $0 |
| Solar cover only | 3 | Jul to Sep | $0 | $50 |
| Solar panels + cover | 7 | May to Nov | $0 | $283 |
| Heat pump + cover | 7 | May to Nov | $440 | $990 |
| Gas heater + cover | 7 | May to Nov | $594 | $1,019 |
For a 450 sq ft pool held at 80°F, at CA prices of 32.6¢/kWh electricity and $22/Mcf gas. All-in spreads the purchase over the equipment's life.
The cheapest way to the full season in West Hollywood
Solar panels + cover: 7 of 7 possible months for about $283 a year all-in, which works out near $40 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 a heat pump sized to your pool's surface area; here it beats gas all-in (heat pump or gas).
Weather station: U C L A, 4.3 mi away (NOAA 1991–2020 normals). Water temperature is estimated from air and sunshine, not measured.
West Hollywood 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 | 68° | 60° | 3.2 | 60° | 66° | – | – |
| Feb | 67° | 59° | 4.0 | 61° | 67° | – | – |
| Mar | 68° | 60° | 5.4 | 62° | 68° | – | – |
| Apr | 70° | 62° | 6.6 | 64° | 70° | – | – |
| May | 70° | 63° | 7.5 | 67° | 73° | $137 | $181 |
| Jun | 73° | 66° | 8.1 | 70° | 76° | $80 | $110 |
| Jul | 77° | 70° | 7.9 | 73° | 79° | $23 | $32 |
| Aug | 79° | 71° | 7.4 | 75° | 81° | – | – |
| Sep | 79° | 71° | 6.3 | 74° | 80° | – | – |
| Oct | 76° | 68° | 4.8 | 71° | 77° | $54 | $76 |
| Nov | 72° | 64° | 3.6 | 66° | 72° | $146 | $195 |
| Dec | 67° | 59° | 2.9 | 61° | 67° | – | – |
Heating costs most in Nov (about $146 with a heat pump, $195 with gas). Sunshine peaks in Jun at 8.1 kWh/m²/day (NASA satellite data, 47.3 km grid cell). Highlighted months are swimmable with no heater.
How West Hollywood compares with nearby cities
West Hollywood ranks 257 of 376 California cities for unheated swim months; Burbank nearby gets a longer season without a heater.
| City | Distance | Unheated months | Heat pump months | Heat pump $/yr |
|---|---|---|---|---|
| Beverly Hills, CA | 2 mi | 0 | 7 | $440 |
| Los Angeles, CA | 5 mi | 0 | 8 | $618 |
| Culver City, CA | 6 mi | 0 | 8 | $618 |
| Burbank, CA | 7 mi | 1 | 9 | $846 |
| Santa Monica, CA | 9 mi | 0 | 1 | $93 |
| Inglewood, CA | 9 mi | 0 | 7 | $455 |