Cost to Run a Central 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 central air conditioner here costs $117 per month.
Per hour
$0.48
at 2,000–5,000 W
Per day
$3.86
8 hours/day
Per month
$117
851 kWh
Per year
$1,410
10,220 kWh
By usage level in Kentucky
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $1.93 | $58.73 | $705 |
| Typical (8 hrs/day) | $3.86 | $117 | $1,410 |
| Heavy (16 hrs/day) | $7.73 | $235 | $2,821 |
Kentucky 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 Kentucky?
At Kentucky's current average residential rate of 13.8¢/kWh (July 2026), a central air conditioner with typical usage costs about $3.86 per day, $117 per month, or $1,410 per year.
Is running a central air conditioner in Kentucky more expensive than average?
No — it's cheaper. Kentucky's rate is about 25% below the U.S. average: $117 per month here versus $156 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.