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Cost to run a dehumidifier in Pennsylvania
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$0.10/hour
Dehumidifier at 450 W in Pennsylvania (21.77¢/kWh) · $29.78/month at 10 h/day
By hours of use
| Use | Per day | Per month | Per year |
|---|---|---|---|
| 1 h/day | $0.10 | $2.98 | $35.76 |
| 2 h/day | $0.20 | $5.96 | $71.51 |
| 4 h/day | $0.39 | $11.91 | $143.03 |
| 8 h/day | $0.78 | $23.83 | $286.06 |
| 10 h/day | $0.98 | $29.78 | $357.57 |
| 12 h/day | $1.18 | $35.74 | $429.09 |
| 24 h/day | $2.35 | $71.48 | $858.17 |
Portable dehumidifiers draw about 300-700 W; Energy Star models remove more water per kWh.
Same appliance, nearby states
| State | ¢/kWh | Per month |
|---|---|---|
| Pennsylvania | 21.77 | $29.78 |
| Ohio | 19.38 | $26.51 |
| Wisconsin | 19.41 | $26.55 |
| Maryland | 21.40 | $29.28 |
| Michigan | 22.99 | $31.45 |
| Vermont | 23.84 | $32.61 |
| Connecticut | 24.51 | $33.53 |
FAQ
How much does it cost to run a dehumidifier in Pennsylvania?
At 450 W and 21.77¢/kWh: $0.10 per hour, $0.98 per day and $29.78 per month at 10 h/day.
How does Pennsylvania compare with other states?
The same use costs $17.40/month in Nevada (cheapest) and $64.54/month in Hawaii (most expensive); the US average is $24.84.
Price: EIA Electric Power Monthly, Table 5.6.A (residential, August 2026 preliminary; released October 23, 2026).
Dehumidifier cost calculator · Electricity cost in Pennsylvania
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