Cost to Run a Window Air Conditioner in Pennsylvania
Pennsylvania's average residential electricity rate is 21.5¢/kWh as of April 2026 — the 38th cheapest in the country, 14% above the U.S. average. At typical usage (8 hours/day), a window air conditioner here costs $47.06 per month.
Per hour
$0.19
at 500–1,500 W
Per day
$1.55
8 hours/day
Per month
$47.06
219 kWh
Per year
$565
2,628 kWh
By usage level in Pennsylvania
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.77 | $23.53 | $283 |
| Typical (8 hrs/day) | $1.55 | $47.06 | $565 |
| Heavy (16 hrs/day) | $3.10 | $94.12 | $1,130 |
Pennsylvania 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 Pennsylvania?
At Pennsylvania's current average residential rate of 21.5¢/kWh (April 2026), a window air conditioner with typical usage costs about $1.55 per day, $47.06 per month, or $565 per year.
Is running a window air conditioner in Pennsylvania more expensive than average?
Yes. Pennsylvania's electricity costs about 14% more than the U.S. average, so the same usage costs $47.06 per month here versus $41.15 nationally.
What does electricity cost in Pennsylvania right now?
Pennsylvania residents pay an average of 21.5¢ per kWh as of April 2026 — the 38th cheapest rate of the 51 U.S. jurisdictions we track.