Cost to Run a Pool Heater (Heat Pump) in Hawaii
Hawaii's average residential electricity rate is 52¢/kWh as of May 2026 — the 51st cheapest in the country, 183% above the U.S. average. At typical usage (4 hours/day), a pool heater (heat pump) here costs $316 per month.
Per hour
$2.60
at 4,000–11,000 W
Per day
$10.40
4 hours/day
Per month
$316
608 kWh
Per year
$3,796
7,300 kWh
By usage level in Hawaii
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2 hrs/day) | $5.20 | $158 | $1,898 |
| Typical (4 hrs/day) | $10.40 | $316 | $3,796 |
| Heavy (8 hrs/day) | $20.80 | $632 | $7,592 |
Hawaii vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a pool heater (heat pump) in Hawaii?
At Hawaii's current average residential rate of 52¢/kWh (May 2026), a pool heater (heat pump) with typical usage costs about $10.40 per day, $316 per month, or $3,796 per year.
Is running a pool heater (heat pump) in Hawaii more expensive than average?
Yes. Hawaii's electricity costs about 183% more than the U.S. average, so the same usage costs $316 per month here versus $112 nationally.
What does electricity cost in Hawaii right now?
Hawaii residents pay an average of 52¢ per kWh as of May 2026 — the 51st cheapest rate of the 51 U.S. jurisdictions we track.