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Cost to run a dehumidifier in Oregon
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$0.07/hour
Dehumidifier at 450 W in Oregon (15.92¢/kWh) · $21.78/month at 10 h/day
By hours of use
| Use | Per day | Per month | Per year |
|---|---|---|---|
| 1 h/day | $0.07 | $2.18 | $26.15 |
| 2 h/day | $0.14 | $4.36 | $52.30 |
| 4 h/day | $0.29 | $8.71 | $104.59 |
| 8 h/day | $0.57 | $17.42 | $209.19 |
| 10 h/day | $0.72 | $21.78 | $261.49 |
| 12 h/day | $0.86 | $26.13 | $313.78 |
| 24 h/day | $1.72 | $52.27 | $627.57 |
Portable dehumidifiers draw about 300-700 W; Energy Star models remove more water per kWh.
Same appliance, nearby states
| State | ¢/kWh | Per month |
|---|---|---|
| Oregon | 15.92 | $21.78 |
| South Carolina | 15.76 | $21.56 |
| Georgia | 15.90 | $21.75 |
| Texas | 15.91 | $21.76 |
| Missouri | 16.02 | $21.92 |
| West Virginia | 16.31 | $22.31 |
| Alabama | 16.33 | $22.34 |
FAQ
How much does it cost to run a dehumidifier in Oregon?
At 450 W and 15.92¢/kWh: $0.07 per hour, $0.72 per day and $21.78 per month at 10 h/day.
How does Oregon 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 Oregon
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