Cost to Run a Dehumidifier in Massachusetts
Massachusetts's average residential electricity rate is 28.8¢/kWh as of May 2026 — the 47th cheapest in the country, 57% above the U.S. average. At typical usage (10 hours/day), a dehumidifier here costs $43.78 per month.
Per hour
$0.14
at 300–700 W
Per day
$1.44
10 hours/day
Per month
$43.78
152 kWh
Per year
$526
1,825 kWh
By usage level in Massachusetts
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (5 hrs/day) | $0.72 | $21.89 | $263 |
| Typical (10 hrs/day) | $1.44 | $43.78 | $526 |
| Heavy (20 hrs/day) | $2.88 | $87.55 | $1,051 |
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 28.8¢/kWh (May 2026), a dehumidifier with typical usage costs about $1.44 per day, $43.78 per month, or $526 per year.
Is running a dehumidifier in Massachusetts more expensive than average?
Yes. Massachusetts's electricity costs about 57% more than the U.S. average, so the same usage costs $43.78 per month here versus $27.97 nationally.
What does electricity cost in Massachusetts right now?
Massachusetts residents pay an average of 28.8¢ per kWh as of May 2026 — the 47th cheapest rate of the 51 U.S. jurisdictions we track.