How much does a box fan cost per month in New Mexico?

About $1.41 a month, assuming 75 W, 10 hours a day, 150 days a year at 15.06¢/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?

New Mexico has the 14th 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 New Mexico (June 2026 rates)

At 15.06¢ per kilowatt-hour — New Mexico's average residential price in June 2026 — running a box fan costs $16.94 a year. That is 18% less than the national average of $20.63. New Mexico's residential rate is up 2.6% from June 2025, which moves this appliance from $16.51 to $16.94 a year.

Per hour: 1.1¢
Per day of use: 11.3¢
Per month: $1.41
Per year: $16.94

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 New Mexico compares

New Mexico pays 15.06¢/kWh, the 14th cheapest residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $3.69 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
Mississippi	14.88¢	$1.40	$16.74
Washington	14.91¢	$1.40	$16.77
New Mexico	15.06¢	$1.41	$16.94
Florida	15.10¢	$1.42	$16.99
Montana	15.14¢	$1.42	$17.03

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

What else costs about the same in New Mexico

Electric kettle$16.49 a year in NM Microwave$16.49 a year in NM Incandescent bulb$16.49 a year in NM

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 New Mexico?: About $1.41 a month, assuming 75 W, 10 hours a day, 150 days a year at 15.06¢/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?: New Mexico has the 14th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $20.63 a year.