Cost to Run a Window Air Conditioner in Rhode Island
Rhode Island's average residential electricity rate is 29.5¢/kWh as of May 2026 — the 48th cheapest in the country, 60% above the U.S. average. At typical usage (8 hours/day), a window air conditioner here costs $64.57 per month.
Per hour
$0.27
at 500–1,500 W
Per day
$2.12
8 hours/day
Per month
$64.57
219 kWh
Per year
$775
2,628 kWh
By usage level in Rhode Island
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $1.06 | $32.28 | $388 |
| Typical (8 hrs/day) | $2.12 | $64.57 | $775 |
| Heavy (16 hrs/day) | $4.25 | $129 | $1,551 |
Rhode Island vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a window air conditioner in Rhode Island?
At Rhode Island's current average residential rate of 29.5¢/kWh (May 2026), a window air conditioner with typical usage costs about $2.12 per day, $64.57 per month, or $775 per year.
Is running a window air conditioner in Rhode Island more expensive than average?
Yes. Rhode Island's electricity costs about 60% more than the U.S. average, so the same usage costs $64.57 per month here versus $40.27 nationally.
What does electricity cost in Rhode Island right now?
Rhode Island residents pay an average of 29.5¢ per kWh as of May 2026 — the 48th cheapest rate of the 51 U.S. jurisdictions we track.