Cost to Run a Dehumidifier in Missouri
Missouri's average residential electricity rate is 16.1¢/kWh as of July 2026 — the 25th cheapest in the country, 12% below the U.S. average. At typical usage (10 hours/day), a dehumidifier here costs $24.47 per month.
Per hour
8.1¢
at 300–700 W
Per day
$0.81
10 hours/day
Per month
$24.47
152 kWh
Per year
$294
1,825 kWh
By usage level in Missouri
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (5 hrs/day) | $0.40 | $12.24 | $147 |
| Typical (10 hrs/day) | $0.81 | $24.47 | $294 |
| Heavy (20 hrs/day) | $1.61 | $48.94 | $588 |
Missouri vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a dehumidifier in Missouri?
At Missouri's current average residential rate of 16.1¢/kWh (July 2026), a dehumidifier with typical usage costs about $0.81 per day, $24.47 per month, or $294 per year.
Is running a dehumidifier in Missouri more expensive than average?
No — it's cheaper. Missouri's rate is about 12% below the U.S. average: $24.47 per month here versus $27.82 nationally.
What does electricity cost in Missouri right now?
Missouri residents pay an average of 16.1¢ per kWh as of July 2026 — the 25th cheapest rate of the 51 U.S. jurisdictions we track.