Cost to Run a Dehumidifier in Tennessee
Tennessee's average residential electricity rate is 14.5¢/kWh as of May 2026 — the 12th cheapest in the country, 21% below the U.S. average. At typical usage (10 hours/day), a dehumidifier here costs $22.04 per month.
Per hour
7.2¢
at 300–700 W
Per day
$0.72
10 hours/day
Per month
$22.04
152 kWh
Per year
$265
1,825 kWh
By usage level in Tennessee
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (5 hrs/day) | $0.36 | $11.02 | $132 |
| Typical (10 hrs/day) | $0.72 | $22.04 | $265 |
| Heavy (20 hrs/day) | $1.45 | $44.08 | $529 |
Tennessee vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a dehumidifier in Tennessee?
At Tennessee's current average residential rate of 14.5¢/kWh (May 2026), a dehumidifier with typical usage costs about $0.72 per day, $22.04 per month, or $265 per year.
Is running a dehumidifier in Tennessee more expensive than average?
No — it's cheaper. Tennessee's rate is about 21% below the U.S. average: $22.04 per month here versus $27.97 nationally.
What does electricity cost in Tennessee right now?
Tennessee residents pay an average of 14.5¢ per kWh as of May 2026 — the 12th cheapest rate of the 51 U.S. jurisdictions we track.