Pool swim season in Columbus, NE
Swim season in Columbus without a heater, and with one
An unheated pool in Columbus reaches 78°F in Jul, about 1 month a year. The air allows up to 5 swimmable months with a heater (May to Sep).
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Heater options for a Columbus pool, side by side
| Option | Months | Swimmable | Energy/yr | All-in/yr |
|---|---|---|---|---|
| No heater | 1 | Jul | $0 | $0 |
| Solar cover only | 2 | Jul to Aug | $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 | $272 | $697 |
For a 450 sq ft pool held at 80°F, at NE prices of 12.9¢/kWh electricity and $11/Mcf gas. All-in spreads the purchase over the equipment's life.
The cheapest way to the full season in Columbus
Solar panels + cover: 4 of 5 possible months for about $283 a year all-in, which works out near $94 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: Columbus 3 NE, 2.4 mi away (NOAA 1991–2020 normals). Water temperature is estimated from air and sunshine, not measured.
Columbus 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 | 32° | 23° | 2.2 | 24° | 30° | – | – |
| Feb | 37° | 27° | 3.1 | 25° | 31° | – | – |
| Mar | 50° | 39° | 4.0 | 34° | 40° | – | – |
| Apr | 62° | 50° | 5.1 | 47° | 53° | – | – |
| May | 73° | 62° | 5.9 | 59° | 65° | $116 | $197 |
| Jun | 83° | 72° | 6.7 | 71° | 77° | $21 | $42 |
| Jul | 87° | 76° | 6.7 | 78° | 84° | – | – |
| Aug | 84° | 74° | 5.7 | 78° | 84° | – | – |
| Sep | 77° | 66° | 4.6 | 72° | 78° | $18 | $33 |
| Oct | 63° | 52° | 3.3 | 59° | 65° | – | – |
| Nov | 48° | 38° | 2.4 | 44° | 50° | – | – |
| Dec | 36° | 27° | 1.8 | 31° | 37° | – | – |
Heating costs most in May (about $116 with a heat pump, $197 with gas). Sunshine peaks in Jun at 6.7 kWh/m²/day (NASA satellite data, 13.7 km grid cell). Highlighted months are swimmable with no heater.
How Columbus compares with nearby cities
Columbus ranks 5 of 16 Nebraska cities for unheated swim months; Lincoln, Grand Island nearby get a longer season without a heater.
| City | Distance | Unheated months | Heat pump months | Heat pump $/yr |
|---|---|---|---|---|
| Norfolk, NE | 41 mi | 0 | 5 | $225 |
| Fremont, NE | 45 mi | 0 | 5 | $162 |
| Lincoln, NE | 56 mi | 2 | 5 | $124 |
| Grand Island, NE | 63 mi | 2 | 5 | $142 |
| Omaha, NE | 69 mi | 0 | 5 | $150 |
| La Vista, NE | 69 mi | 0 | 5 | $166 |