Pool swim season in Edgewater, NJ
Swim season in Edgewater without a heater, and with one
An unheated pool in Edgewater reaches 78°F in Aug, about 1 month a year. The air allows up to 5 swimmable months with a heater (May to Sep).
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What each heater buys you in Edgewater
| Option | Months | Swimmable | Energy/yr | All-in/yr |
|---|---|---|---|---|
| No heater | 1 | 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 | $227 | $777 |
| Gas heater + cover | 5 | May to Sep | $267 | $692 |
For a 450 sq ft pool held at 80°F, at NJ prices of 24.1¢/kWh electricity and $14/Mcf gas. All-in spreads the purchase over the equipment's life.
The cheapest way to the full season in Edgewater
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 2 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: Ny City Cntrl Park, 3.2 mi away (NOAA 1991–2020 normals). Water temperature is estimated from air and sunshine, not measured.
Edgewater 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 | 40° | 34° | 1.9 | 35° | 41° | – | – |
| Feb | 42° | 36° | 2.8 | 35° | 41° | – | – |
| Mar | 50° | 43° | 3.8 | 40° | 46° | – | – |
| Apr | 62° | 54° | 5.0 | 50° | 56° | – | – |
| May | 71° | 63° | 5.6 | 61° | 67° | $185 | $213 |
| Jun | 80° | 72° | 6.1 | 71° | 77° | $42 | $54 |
| Jul | 85° | 78° | 6.2 | 78° | 84° | – | – |
| Aug | 83° | 76° | 5.5 | 79° | 85° | – | – |
| Sep | 76° | 69° | 4.4 | 74° | 80° | – | – |
| Oct | 65° | 58° | 3.0 | 64° | 70° | – | – |
| Nov | 54° | 48° | 2.1 | 52° | 58° | – | – |
| Dec | 44° | 39° | 1.6 | 42° | 48° | – | – |
Heating costs most in May (about $185 with a heat pump, $213 with gas). Sunshine peaks in Jul at 6.2 kWh/m²/day (NASA satellite data, 53.9 km grid cell). Highlighted months are swimmable with no heater.
How Edgewater compares with nearby cities
Edgewater ranks 46 of 116 New Jersey cities for unheated swim months; Fort Lee, Palisades Park, Ridgefield nearby get a longer season without a heater.
| City | Distance | Unheated months | Heat pump months | Heat pump $/yr |
|---|---|---|---|---|
| Cliffside Park, NJ | 1 mi | 1 | 5 | $227 |
| Fairview, NJ | 2 mi | 1 | 5 | $233 |
| Fort Lee, NJ | 2 mi | 2 | 5 | $227 |
| Palisades Park, NJ | 2 mi | 2 | 5 | $227 |
| Ridgefield, NJ | 2 mi | 2 | 5 | $232 |
| Guttenberg, NJ | 3 mi | 1 | 5 | $233 |