Cost to Run a Air Purifier in New Hampshire
New Hampshire's average residential electricity rate is 27.2¢/kWh as of April 2026 — the 43rd cheapest in the country, 45% above the U.S. average. At typical usage (24 hours/day (always on)), a air purifier here costs $7.94 per month.
Per hour
1.1¢
at 20–100 W
Per day
$0.26
24 hours/day (always on)
Per month
$7.94
29 kWh
Per year
$95.31
350 kWh
By usage level in New Hampshire
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (12 hrs/day) | $0.13 | $3.97 | $47.65 |
| Typical (24 hrs/day) | $0.26 | $7.94 | $95.31 |
| Heavy (24 hrs/day) | $0.52 | $15.88 | $191 |
New Hampshire 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 New Hampshire?
At New Hampshire's current average residential rate of 27.2¢/kWh (April 2026), a air purifier with typical usage costs about $0.26 per day, $7.94 per month, or $95.31 per year.
Is running a air purifier in New Hampshire more expensive than average?
Yes. New Hampshire's electricity costs about 45% more than the U.S. average, so the same usage costs $7.94 per month here versus $5.49 nationally.
What does electricity cost in New Hampshire right now?
New Hampshire residents pay an average of 27.2¢ per kWh as of April 2026 — the 43rd cheapest rate of the 51 U.S. jurisdictions we track.