Cost to Run a Air Purifier in Wisconsin
Wisconsin's average residential electricity rate is 19.7¢/kWh as of May 2026 — the 35th cheapest in the country, 7% above the U.S. average. At typical usage (24 hours/day (always on)), a air purifier here costs $5.75 per month.
Per hour
0.8¢
at 20–100 W
Per day
$0.19
24 hours/day (always on)
Per month
$5.75
29 kWh
Per year
$69.03
350 kWh
By usage level in Wisconsin
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | 9.5¢ | $2.87 | $34.51 |
| Typical (24 hrs/day) | $0.19 | $5.75 | $69.03 |
| Heavy (24 hrs/day) | $0.38 | $11.50 | $138 |
Wisconsin 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 Wisconsin?
At Wisconsin's current average residential rate of 19.7¢/kWh (May 2026), a air purifier with typical usage costs about $0.19 per day, $5.75 per month, or $69.03 per year.
Is running a air purifier in Wisconsin more expensive than average?
Yes. Wisconsin's electricity costs about 7% more than the U.S. average, so the same usage costs $5.75 per month here versus $5.37 nationally.
What does electricity cost in Wisconsin right now?
Wisconsin residents pay an average of 19.7¢ per kWh as of May 2026 — the 35th cheapest rate of the 51 U.S. jurisdictions we track.