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Cost to run a dehumidifier in Tennessee
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$0.06/hour
Dehumidifier at 450 W in Tennessee (13.42¢/kWh) · $18.36/month at 10 h/day
By hours of use
| Use | Per day | Per month | Per year |
|---|---|---|---|
| 1 h/day | $0.06 | $1.84 | $22.04 |
| 2 h/day | $0.12 | $3.67 | $44.08 |
| 4 h/day | $0.24 | $7.34 | $88.17 |
| 8 h/day | $0.48 | $14.69 | $176.34 |
| 10 h/day | $0.60 | $18.36 | $220.42 |
| 12 h/day | $0.72 | $22.03 | $264.51 |
| 24 h/day | $1.45 | $44.06 | $529.02 |
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 Tennessee?
At 450 W and 13.42¢/kWh: $0.06 per hour, $0.60 per day and $18.36 per month at 10 h/day.
How does Tennessee 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 Tennessee
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