Cost to Run a Box Fan in South Carolina
South Carolina's average residential electricity rate is 17.1¢/kWh as of April 2026 — the 29th cheapest in the country, 9% below the U.S. average. At typical usage (8 hours/day), a box fan here costs $3.12 per month.
Per hour
1.3¢
at 50–100 W
Per day
$0.10
8 hours/day
Per month
$3.12
18 kWh
Per year
$37.45
219 kWh
By usage level in South Carolina
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | 5.1¢ | $1.56 | $18.72 |
| Typical (8 hrs/day) | $0.10 | $3.12 | $37.45 |
| Heavy (16 hrs/day) | $0.21 | $6.24 | $74.90 |
South Carolina 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 South Carolina?
At South Carolina's current average residential rate of 17.1¢/kWh (April 2026), a box fan with typical usage costs about $0.10 per day, $3.12 per month, or $37.45 per year.
Is running a box fan in South Carolina more expensive than average?
No — it's cheaper. South Carolina's rate is about 9% below the U.S. average: $3.12 per month here versus $3.43 nationally.
What does electricity cost in South Carolina right now?
South Carolina residents pay an average of 17.1¢ per kWh as of April 2026 — the 29th cheapest rate of the 51 U.S. jurisdictions we track.