Cost to Run a Humidifier in Tennessee
Tennessee's average residential electricity rate is 14.9¢/kWh as of April 2026 — the 15th cheapest in the country, 21% below the U.S. average. At typical usage (10 hours/day), a humidifier here costs $1.81 per month.
Per hour
0.6¢
at 20–300 W
Per day
6.0¢
10 hours/day
Per month
$1.81
12 kWh
Per year
$21.75
146 kWh
By usage level in Tennessee
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (5 hrs/day) | 3.0¢ | $0.91 | $10.88 |
| Typical (10 hrs/day) | 6.0¢ | $1.81 | $21.75 |
| Heavy (20 hrs/day) | $0.12 | $3.62 | $43.51 |
Tennessee vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a humidifier in Tennessee?
At Tennessee's current average residential rate of 14.9¢/kWh (April 2026), a humidifier with typical usage costs about 6.0¢ per day, $1.81 per month, or $21.75 per year.
Is running a humidifier in Tennessee more expensive than average?
No — it's cheaper. Tennessee's rate is about 21% below the U.S. average: $1.81 per month here versus $2.29 nationally.
What does electricity cost in Tennessee right now?
Tennessee residents pay an average of 14.9¢ per kWh as of April 2026 — the 15th cheapest rate of the 51 U.S. jurisdictions we track.