Window AC Cost by State

Monthly cost uses May 2026 EIA residential electricity rates and a typical 900-watt load running 8 hours per day.

StateResidential priceTypical monthly cost
Alaska28.23 cents/kWh$60.98
Alabama16.77 cents/kWh$36.22
Arkansas14.36 cents/kWh$31.02
Arizona15.23 cents/kWh$32.90
California33.25 cents/kWh$71.82
Colorado16.16 cents/kWh$34.91
Connecticut27.37 cents/kWh$59.12
District of Columbia25.40 cents/kWh$54.86
Delaware19.38 cents/kWh$41.86
Florida15.17 cents/kWh$32.77
Georgia15.84 cents/kWh$34.21
Hawaii52.00 cents/kWh$112.32
Iowa14.14 cents/kWh$30.54
Idaho12.35 cents/kWh$26.68
Illinois23.85 cents/kWh$51.52
Indiana18.15 cents/kWh$39.20
Kansas15.13 cents/kWh$32.68
Kentucky14.98 cents/kWh$32.36
Louisiana14.15 cents/kWh$30.56
Massachusetts28.82 cents/kWh$62.25
Maryland21.77 cents/kWh$47.02
Maine28.63 cents/kWh$61.84
Michigan22.01 cents/kWh$47.54
Minnesota16.95 cents/kWh$36.61
Missouri13.68 cents/kWh$29.55
Mississippi16.16 cents/kWh$34.91
Montana14.67 cents/kWh$31.69
North Carolina15.09 cents/kWh$32.59
North Dakota13.61 cents/kWh$29.40
Nebraska13.59 cents/kWh$29.35
New Hampshire27.33 cents/kWh$59.03
New Jersey23.27 cents/kWh$50.26
New Mexico14.12 cents/kWh$30.50
Nevada13.60 cents/kWh$29.38
New York29.93 cents/kWh$64.65
Ohio19.52 cents/kWh$42.16
Oklahoma13.38 cents/kWh$28.90
Oregon16.27 cents/kWh$35.14
Pennsylvania21.55 cents/kWh$46.55
Rhode Island29.46 cents/kWh$63.63
South Carolina16.18 cents/kWh$34.95
South Dakota15.73 cents/kWh$33.98
Tennessee14.47 cents/kWh$31.26
Texas16.44 cents/kWh$35.51
Utah12.96 cents/kWh$27.99
Virginia17.61 cents/kWh$38.04
Vermont24.89 cents/kWh$53.76
Washington14.95 cents/kWh$32.29
Wisconsin19.74 cents/kWh$42.64
West Virginia16.80 cents/kWh$36.29
Wyoming14.80 cents/kWh$31.97