Cost to Run a Dehumidifier in Delaware
Delaware's average residential electricity rate is 18.8¢/kWh as of April 2026 — the 33rd cheapest in the country, 0% above the U.S. average. At typical usage (10 hours/day), a dehumidifier here costs $28.58 per month.
Per hour
9.4¢
at 300–700 W
Per day
$0.94
10 hours/day
Per month
$28.58
152 kWh
Per year
$343
1,825 kWh
By usage level in Delaware
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (5 hrs/day) | $0.47 | $14.29 | $172 |
| Typical (10 hrs/day) | $0.94 | $28.58 | $343 |
| Heavy (20 hrs/day) | $1.88 | $57.15 | $686 |
Delaware vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a dehumidifier in Delaware?
At Delaware's current average residential rate of 18.8¢/kWh (April 2026), a dehumidifier with typical usage costs about $0.94 per day, $28.58 per month, or $343 per year.
Is running a dehumidifier in Delaware more expensive than average?
It's almost exactly the U.S. average: $28.58 per month here versus $28.58 nationally.
What does electricity cost in Delaware right now?
Delaware residents pay an average of 18.8¢ per kWh as of April 2026 — the 33rd cheapest rate of the 51 U.S. jurisdictions we track.