Cost to Run a Dehumidifier in Massachusetts
Massachusetts's average residential electricity rate is 30.5¢/kWh as of July 2026 — the 48th cheapest in the country, 67% above the U.S. average. At typical usage (10 hours/day), a dehumidifier here costs $46.36 per month.
Per hour
$0.15
at 300–700 W
Per day
$1.52
10 hours/day
Per month
$46.36
152 kWh
Per year
$557
1,825 kWh
By usage level in Massachusetts
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (5 hrs/day) | $0.76 | $23.18 | $278 |
| Typical (10 hrs/day) | $1.52 | $46.36 | $557 |
| Heavy (20 hrs/day) | $3.05 | $92.72 | $1,113 |
Massachusetts vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a dehumidifier in Massachusetts?
At Massachusetts's current average residential rate of 30.5¢/kWh (July 2026), a dehumidifier with typical usage costs about $1.52 per day, $46.36 per month, or $557 per year.
Is running a dehumidifier in Massachusetts more expensive than average?
Yes. Massachusetts's electricity costs about 67% more than the U.S. average, so the same usage costs $46.36 per month here versus $27.82 nationally.
What does electricity cost in Massachusetts right now?
Massachusetts residents pay an average of 30.5¢ per kWh as of July 2026 — the 48th cheapest rate of the 51 U.S. jurisdictions we track.