Cost to Run a CPAP Machine in Tennessee
Tennessee's average residential electricity rate is 13.7¢/kWh as of July 2026 — the 6th cheapest in the country, 25% below the U.S. average. At typical usage (8 hours/day), a cpap machine here costs $1.33 per month.
Per hour
0.5¢
at 30–90 W
Per day
4.4¢
8 hours/day
Per month
$1.33
9.7 kWh
Per year
$16.00
117 kWh
By usage level in Tennessee
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | 2.2¢ | $0.67 | $8.00 |
| Typical (8 hrs/day) | 4.4¢ | $1.33 | $16.00 |
| Heavy (16 hrs/day) | 8.8¢ | $2.67 | $32.00 |
Tennessee vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a cpap machine in Tennessee?
At Tennessee's current average residential rate of 13.7¢/kWh (July 2026), a cpap machine with typical usage costs about 4.4¢ per day, $1.33 per month, or $16.00 per year.
Is running a cpap machine in Tennessee more expensive than average?
No — it's cheaper. Tennessee's rate is about 25% below the U.S. average: $1.33 per month here versus $1.78 nationally.
What does electricity cost in Tennessee right now?
Tennessee residents pay an average of 13.7¢ per kWh as of July 2026 — the 6th cheapest rate of the 51 U.S. jurisdictions we track.