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Cost to run a dehumidifier in Iowa
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$0.08/hour
Dehumidifier at 450 W in Iowa (17.06¢/kWh) · $23.34/month at 10 h/day
By hours of use
| Use | Per day | Per month | Per year |
|---|---|---|---|
| 1 h/day | $0.08 | $2.33 | $28.02 |
| 2 h/day | $0.15 | $4.67 | $56.04 |
| 4 h/day | $0.31 | $9.34 | $112.08 |
| 8 h/day | $0.61 | $18.67 | $224.17 |
| 10 h/day | $0.77 | $23.34 | $280.21 |
| 12 h/day | $0.92 | $28.01 | $336.25 |
| 24 h/day | $1.84 | $56.01 | $672.51 |
Portable dehumidifiers draw about 300-700 W; Energy Star models remove more water per kWh.
Same appliance, nearby states
FAQ
How much does it cost to run a dehumidifier in Iowa?
At 450 W and 17.06¢/kWh: $0.08 per hour, $0.77 per day and $23.34 per month at 10 h/day.
How does Iowa 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 Iowa
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