Cost to Run a Window Air Conditioner in Kentucky
Kentucky's average residential electricity rate is 13.8¢/kWh as of July 2026 — the 7th cheapest in the country, 25% below the U.S. average. At typical usage (8 hours/day), a window air conditioner here costs $30.21 per month.
Per hour
$0.12
at 500–1,500 W
Per day
$0.99
8 hours/day
Per month
$30.21
219 kWh
Per year
$363
2,628 kWh
By usage level in Kentucky
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.50 | $15.10 | $181 |
| Typical (8 hrs/day) | $0.99 | $30.21 | $363 |
| Heavy (16 hrs/day) | $1.99 | $60.41 | $725 |
Kentucky 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 Kentucky?
At Kentucky's current average residential rate of 13.8¢/kWh (July 2026), a window air conditioner with typical usage costs about $0.99 per day, $30.21 per month, or $363 per year.
Is running a window air conditioner in Kentucky more expensive than average?
No — it's cheaper. Kentucky's rate is about 25% below the U.S. average: $30.21 per month here versus $40.06 nationally.
What does electricity cost in Kentucky right now?
Kentucky residents pay an average of 13.8¢ per kWh as of July 2026 — the 7th cheapest rate of the 51 U.S. jurisdictions we track.