How much does a box fan cost per month in Texas?

About $1.49 a month, assuming 75 W, 10 hours a day, 150 days a year at 15.94¢/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?

Texas has the 24th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $20.63 a year.

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Cost to run a box fan in Texas (June 2026 rates)

At 15.94¢ per kilowatt-hour — Texas's average residential price in June 2026 — running a box fan costs $17.93 a year. That is 13% less than the national average of $20.63. Texas's residential rate is up 4.5% from June 2025, which moves this appliance from $17.17 to $17.93 a year.

Per hour: 1.2¢
Per day of use: 12.0¢
Per month: $1.49
Per year: $17.93

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 Texas compares

Texas pays 15.94¢/kWh, the 24th cheapest residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $2.70 less a year than the typical U.S. household pays for the same use. Running the same box fan costs $14.75 a year in Nevada and $59.31 in Hawaii, so where you live changes this bill by $44.56 a year.

State	Rate	Per month	Per year
Kansas	15.71¢	$1.47	$17.67
Iowa	15.93¢	$1.49	$17.92
Texas	15.94¢	$1.49	$17.93
Missouri	16.22¢	$1.52	$18.25
Oregon	16.32¢	$1.53	$18.36

States ranked by average residential price, cheapest first. See all 51 states for a box fan.

What else costs about the same in Texas

Microwave$17.45 a year in TX Electric kettle$17.45 a year in TX Incandescent bulb$17.45 a year in TX

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 Texas?: About $1.49 a month, assuming 75 W, 10 hours a day, 150 days a year at 15.94¢/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?: Texas has the 24th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $20.63 a year.