Cost to Run a Central Air Conditioner in Pennsylvania
Pennsylvania's average residential electricity rate is 21.7¢/kWh as of July 2026 — the 38th cheapest in the country, 19% above the U.S. average. At typical usage (8 hours/day), a central air conditioner here costs $185 per month.
Per hour
$0.76
at 2,000–5,000 W
Per day
$6.08
8 hours/day
Per month
$185
851 kWh
Per year
$2,218
10,220 kWh
By usage level in Pennsylvania
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $3.04 | $92.36 | $1,109 |
| Typical (8 hrs/day) | $6.08 | $185 | $2,218 |
| Heavy (16 hrs/day) | $12.15 | $369 | $4,435 |
Pennsylvania 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 Pennsylvania?
At Pennsylvania's current average residential rate of 21.7¢/kWh (July 2026), a central air conditioner with typical usage costs about $6.08 per day, $185 per month, or $2,218 per year.
Is running a central air conditioner in Pennsylvania more expensive than average?
Yes. Pennsylvania's electricity costs about 19% more than the U.S. average, so the same usage costs $185 per month here versus $156 nationally.
What does electricity cost in Pennsylvania right now?
Pennsylvania residents pay an average of 21.7¢ per kWh as of July 2026 — the 38th cheapest rate of the 51 U.S. jurisdictions we track.