Cost to Run a Central 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 central air conditioner here costs $251 per month.
Per hour
$1.03
at 2,000–5,000 W
Per day
$8.26
8 hours/day
Per month
$251
851 kWh
Per year
$3,015
10,220 kWh
By usage level in Rhode Island
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $4.13 | $126 | $1,507 |
| Typical (8 hrs/day) | $8.26 | $251 | $3,015 |
| Heavy (16 hrs/day) | $16.52 | $502 | $6,030 |
Rhode Island vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a central air conditioner in Rhode Island?
At Rhode Island's current average residential rate of 29.5¢/kWh (May 2026), a central air conditioner with typical usage costs about $8.26 per day, $251 per month, or $3,015 per year.
Is running a central 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 $251 per month here versus $157 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.