Cost to Run a Box Fan in Missouri
Missouri's average residential electricity rate is 14¢/kWh as of April 2026 — the 8th cheapest in the country, 26% below the U.S. average. At typical usage (8 hours/day), a box fan here costs $2.55 per month.
Per hour
1.1¢
at 50–100 W
Per day
8.4¢
8 hours/day
Per month
$2.55
18 kWh
Per year
$30.66
219 kWh
By usage level in Missouri
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | 4.2¢ | $1.28 | $15.33 |
| Typical (8 hrs/day) | 8.4¢ | $2.55 | $30.66 |
| Heavy (16 hrs/day) | $0.17 | $5.11 | $61.32 |
Missouri vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a box fan in Missouri?
At Missouri's current average residential rate of 14¢/kWh (April 2026), a box fan with typical usage costs about 8.4¢ per day, $2.55 per month, or $30.66 per year.
Is running a box fan in Missouri more expensive than average?
No — it's cheaper. Missouri's rate is about 26% below the U.S. average: $2.55 per month here versus $3.43 nationally.
What does electricity cost in Missouri right now?
Missouri residents pay an average of 14¢ per kWh as of April 2026 — the 8th cheapest rate of the 51 U.S. jurisdictions we track.