Cost to Run a Central Air Conditioner in Pennsylvania
Pennsylvania's average residential electricity rate is 21.6¢/kWh as of May 2026 — the 36th cheapest in the country, 17% above the U.S. average. At typical usage (8 hours/day), a central air conditioner here costs $184 per month.
Per hour
$0.76
at 2,000–5,000 W
Per day
$6.05
8 hours/day
Per month
$184
851 kWh
Per year
$2,208
10,220 kWh
By usage level in Pennsylvania
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $3.02 | $91.93 | $1,104 |
| Typical (8 hrs/day) | $6.05 | $184 | $2,208 |
| Heavy (16 hrs/day) | $12.10 | $368 | $4,415 |
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 21.6¢/kWh (May 2026), a central air conditioner with typical usage costs about $6.05 per day, $184 per month, or $2,208 per year.
Is running a central air conditioner in Pennsylvania more expensive than average?
Yes. Pennsylvania's electricity costs about 17% more than the U.S. average, so the same usage costs $184 per month here versus $157 nationally.
What does electricity cost in Pennsylvania right now?
Pennsylvania residents pay an average of 21.6¢ per kWh as of May 2026 — the 36th cheapest rate of the 51 U.S. jurisdictions we track.