Cost to Run a Air Purifier 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 (24 hours/day (always on)), a air purifier here costs $4.35 per month.
Per hour
0.6¢
at 20–100 W
Per day
$0.14
24 hours/day (always on)
Per month
$4.35
29 kWh
Per year
$52.21
350 kWh
By usage level in Tennessee
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | 7.2¢ | $2.17 | $26.10 |
| Typical (24 hrs/day) | $0.14 | $4.35 | $52.21 |
| Heavy (24 hrs/day) | $0.29 | $8.70 | $104 |
Tennessee 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 Tennessee?
At Tennessee's current average residential rate of 14.9¢/kWh (April 2026), a air purifier with typical usage costs about $0.14 per day, $4.35 per month, or $52.21 per year.
Is running a air purifier in Tennessee more expensive than average?
No — it's cheaper. Tennessee's rate is about 21% below the U.S. average: $4.35 per month here versus $5.49 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.