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Cost to run a dehumidifier in Oklahoma
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$0.07/hour
Dehumidifier at 450 W in Oklahoma (14.82¢/kWh) · $20.27/month at 10 h/day
By hours of use
| Use | Per day | Per month | Per year |
|---|---|---|---|
| 1 h/day | $0.07 | $2.03 | $24.34 |
| 2 h/day | $0.13 | $4.05 | $48.68 |
| 4 h/day | $0.27 | $8.11 | $97.37 |
| 8 h/day | $0.53 | $16.22 | $194.73 |
| 10 h/day | $0.67 | $20.27 | $243.42 |
| 12 h/day | $0.80 | $24.33 | $292.10 |
| 24 h/day | $1.60 | $48.66 | $584.20 |
Portable dehumidifiers draw about 300-700 W; Energy Star models remove more water per kWh.
Same appliance, nearby states
| State | ¢/kWh | Per month |
|---|---|---|
| Oklahoma | 14.82 | $20.27 |
| Mississippi | 14.43 | $19.74 |
| Wyoming | 14.43 | $19.74 |
| Washington | 14.63 | $20.01 |
| North Carolina | 14.95 | $20.45 |
| Florida | 14.99 | $20.51 |
| Arizona | 15.05 | $20.59 |
FAQ
How much does it cost to run a dehumidifier in Oklahoma?
At 450 W and 14.82¢/kWh: $0.07 per hour, $0.67 per day and $20.27 per month at 10 h/day.
How does Oklahoma 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 Oklahoma
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