Cost to run a box fan in Arizona (July 2026 rates)
At 15.38¢ per kilowatt-hour — Arizona's average residential price in July 2026 — running a box fan costs $17.30 a year. That is 16% less than the national average of $20.60.
- Per hour
- 1.2¢
- Per day of use
- 11.5¢
- Per month
- $1.44
- Per year
- $17.30
Assumption: 75 W, 10 hours a day, 150 days a year — 112 kWh a year. 20-inch box fan on high. Low speed roughly halves the draw. Use the calculator to swap in the numbers from your own model.
How Arizona compares
Arizona pays 15.38¢/kWh, the 19th cheapest residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $3.30 less a year than the typical U.S. household pays for the same use. Running the same box fan costs $14.31 a year in Louisiana and $54.00 in Hawaii, so where you live changes this bill by $39.69 a year.
| State | Rate | Per month | Per year |
|---|---|---|---|
| Kansas | 15.27¢ | $1.43 | $17.18 |
| South Dakota | 15.37¢ | $1.44 | $17.29 |
| Arizona | 15.38¢ | $1.44 | $17.30 |
| South Carolina | 15.47¢ | $1.45 | $17.40 |
| West Virginia | 15.78¢ | $1.48 | $17.75 |
States ranked by average residential price, cheapest first. See all 51 states for a box fan.
What else costs about the same in Arizona
Cutting the number down
- Pointing one out of an upstairs window at night pulls cool air through the whole house for a fraction of what cooling it costs.
- Box fans are cheap to run but not free: continuous summer use adds up to real kilowatt-hours.
Questions
- How much does a box fan cost per month in Arizona?
- About $1.44 a month, assuming 75 W, 10 hours a day, 150 days a year at 15.38¢/kWh.
- How many kilowatt-hours does a box fan use?
- Roughly 112 kWh a year under these assumptions, or 0.07 kWh for every hour it runs.
- Is that expensive compared with other states?
- Arizona has the 19th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $20.60 a year.