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

About $2.27 a month, assuming 75 W, 10 hours a day, 150 days a year at 24.16¢/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?

Connecticut has the 11th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $20.60 a year.

Home › Box fan › Connecticut

Cost to run a box fan in Connecticut (July 2026 rates)

At 24.16¢ per kilowatt-hour — Connecticut's average residential price in July 2026 — running a box fan costs $27.18 a year. That is 32% more than the national average of $20.60. Connecticut's residential rate is down 12.5% from July 2025, which moves this appliance from $31.05 to $27.18 a year.

Per hour: 1.8¢
Per day of use: 18.1¢
Per month: $2.27
Per year: $27.18

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 Connecticut compares

Connecticut pays 24.16¢/kWh, the 11th most expensive residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $6.58 more 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
Michigan	23.05¢	$2.16	$25.93
Vermont	23.75¢	$2.23	$26.72
Connecticut	24.16¢	$2.27	$27.18
New Jersey	25.19¢	$2.36	$28.34
District of Columbia	25.21¢	$2.36	$28.36

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

What else costs about the same in Connecticut

Electric kettle$26.46 a year in CT Microwave$26.46 a year in CT Incandescent bulb$26.46 a year in CT

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 Connecticut?: About $2.27 a month, assuming 75 W, 10 hours a day, 150 days a year at 24.16¢/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?: Connecticut has the 11th most expensive average residential rate in the country, so this appliance costs more here than the U.S. average of $20.60 a year.