Cost to Run a Air Purifier 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 (24 hours/day (always on)), a air purifier here costs $4.03 per month.
Per hour
0.6¢
at 20–100 W
Per day
$0.13
24 hours/day (always on)
Per month
$4.03
29 kWh
Per year
$48.36
350 kWh
By usage level in Kentucky
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | 6.6¢ | $2.01 | $24.18 |
| Typical (24 hrs/day) | $0.13 | $4.03 | $48.36 |
| Heavy (24 hrs/day) | $0.26 | $8.05 | $96.71 |
Kentucky vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a air purifier in Kentucky?
At Kentucky's current average residential rate of 13.8¢/kWh (July 2026), a air purifier with typical usage costs about $0.13 per day, $4.03 per month, or $48.36 per year.
Is running a air purifier in Kentucky more expensive than average?
No — it's cheaper. Kentucky's rate is about 25% below the U.S. average: $4.03 per month here versus $5.34 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.