U.S. residential electricity EIA data: July 2026 US average 18.3¢/kWh Updated
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5 appliances · US average 18.3¢/kWh

Cooling Appliances: Cost to Run

Air conditioners, fans and dehumidifiers — the appliances behind high summer electric bills.

Central Air Conditioner $156/mo Window Air Conditioner $40.10/mo Portable Air Conditioner $53.47/mo Ceiling Fan $2.23/mo Dehumidifier $22.28/mo

Cooling appliance running costs compared

At typical use and the US average rate (EIA, Jul 2026).
Typical use
Central Air Conditioner 3,500W 8 hours a day 851.8 $156 $1,871
Window Air Conditioner 900W 8 hours a day 219.0 $40.10 $481
Portable Air Conditioner 1,200W 8 hours a day 292.0 $53.47 $642
Ceiling Fan 50W 8 hours a day 12.2 $2.23 $26.73
Dehumidifier 500W 8 hours a day 121.7 $22.28 $267
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