Pool swim season in Ogden, UT
Ogden, UT: how long the pool season really is
An unheated pool in Ogden reaches 78°F in Jul to Aug, about 2 months a year. The air allows up to 5 swimmable months with a heater (May to Sep).
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Heater options for a Ogden pool, side by side
| Option | Months | Swimmable | Energy/yr | All-in/yr |
|---|---|---|---|---|
| No heater | 2 | Jul to Aug | $0 | $0 |
| Solar cover only | 3 | Jul to Sep | $0 | $50 |
| Solar panels + cover | 4 | Jun to Sep | $0 | $283 |
| Heat pump + cover | 5 | May to Sep | $155 | $705 |
| Gas heater + cover | 5 | May to Sep | $232 | $657 |
For a 450 sq ft pool held at 80°F, at UT prices of 13.2¢/kWh electricity and $10/Mcf gas. All-in spreads the purchase over the equipment's life.
The cheapest way to the full season in Ogden
Solar panels + cover: 4 of 5 possible months for about $283 a year all-in, which works out near $142 for each month it adds.
Before you pay for any heater, buy a solar cover: on its own it adds 1 month 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: Ogden Pioneer Ph, 1.5 mi away (NOAA 1991–2020 normals). Water temperature is estimated from air and sunshine, not measured.
Ogden 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 | 38° | 30° | 2.2 | 30° | 36° | – | – |
| Feb | 44° | 34° | 3.1 | 32° | 38° | – | – |
| Mar | 55° | 44° | 4.4 | 40° | 46° | – | – |
| Apr | 62° | 50° | 5.5 | 50° | 56° | – | – |
| May | 73° | 60° | 6.5 | 59° | 65° | $124 | $180 |
| Jun | 83° | 70° | 7.8 | 70° | 76° | $31 | $51 |
| Jul | 92° | 78° | 7.7 | 79° | 85° | – | – |
| Aug | 90° | 77° | 6.7 | 81° | 87° | – | – |
| Sep | 80° | 67° | 5.4 | 74° | 80° | – | $1 |
| Oct | 66° | 54° | 3.7 | 61° | 67° | – | – |
| Nov | 51° | 41° | 2.3 | 46° | 52° | – | – |
| Dec | 39° | 31° | 1.8 | 35° | 41° | – | – |
Heating costs most in May (about $124 with a heat pump, $180 with gas). Sunshine peaks in Jun at 7.8 kWh/m²/day (NASA satellite data, 49.4 km grid cell). Highlighted months are swimmable with no heater.
How Ogden compares with nearby cities
Ogden ranks 27 of 67 Utah cities for unheated swim months, and no nearby city gets a longer unheated season.
| City | Distance | Unheated months | Heat pump months | Heat pump $/yr |
|---|---|---|---|---|
| South Ogden, UT | 4 mi | 1 | 5 | $187 |
| West Haven, UT | 5 mi | 2 | 5 | $153 |
| Roy, UT | 6 mi | 1 | 5 | $187 |
| North Ogden, UT | 6 mi | 1 | 4 | $64 |
| Pleasant View, UT | 7 mi | 2 | 5 | $156 |
| Clinton, UT | 8 mi | 1 | 5 | $187 |