Cost to Run a Pool Heater (Heat Pump) in Hawaii
Hawaii's average residential electricity rate is 46.6¢/kWh as of April 2026 — the 51st cheapest in the country, 148% above the U.S. average. At typical usage (4 hours/day), a pool heater (heat pump) here costs $283 per month.
Per hour
$2.33
at 4,000–11,000 W
Per day
$9.32
4 hours/day
Per month
$283
608 kWh
Per year
$3,402
7,300 kWh
By usage level in Hawaii
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (2 hrs/day) | $4.66 | $142 | $1,701 |
| Typical (4 hrs/day) | $9.32 | $283 | $3,402 |
| Heavy (8 hrs/day) | $18.64 | $567 | $6,804 |
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 46.6¢/kWh (April 2026), a pool heater (heat pump) with typical usage costs about $9.32 per day, $283 per month, or $3,402 per year.
Is running a pool heater (heat pump) in Hawaii more expensive than average?
Yes. Hawaii's electricity costs about 148% more than the U.S. average, so the same usage costs $283 per month here versus $114 nationally.
What does electricity cost in Hawaii right now?
Hawaii residents pay an average of 46.6¢ per kWh as of April 2026 — the 51st cheapest rate of the 51 U.S. jurisdictions we track.