What Does It Cost to Run a Window AC in Utah?

Running a window ac in Utah costs about $28.71 a month — $349.26 a year — at the state's average rate of 13.29 ¢/kWh. That's roughly $158.47 a year less than a household paying the national average pays for the exact same window ac. The estimate assumes a typical 900-watt window ac running 8 hours/day, at the all-in average rate (before separately billed taxes and fixed fees).

Average wattage assumption
900 W
Typical usage assumption
8 hours/day
Estimated monthly electricity use
216.0 kWh
Estimated monthly cost
$28.71
Estimated yearly cost
$349.26

Key metrics

MetricValue
Average wattage assumption900 W
Typical usage assumption8 hours/day
Estimated monthly electricity use216.0 kWh
Estimated monthly cost$28.71
Estimated yearly cost$349.26

Window AC cost vs U.S. average

Utah average rate
13.29 ¢/kWh
Utah monthly cost
$28.71
U.S. monthly cost
$41.73
Monthly difference
-$13.02

At the state average rate, a window ac in Utah costs $13.02 less a month than it would at the U.S. average rate.

How much electricity does a window ac use?

A window ac draws roughly 500-1,500 W; we use 900 watts running 8 hours/day. That comes to 7.20 kWh a day — 216.0 kWh a month, or 2628.0 kWh over a year — using kWh = watts × hours ÷ 1000.

A window unit clicks on and off with the thermostat, so what it actually costs you rises and falls with the weather and where you set the dial. Nudging it up a couple degrees on a hot afternoon is the easiest way to spend less. Utah prices that energy at 13.29 ¢/kWh, against a 19.32 ¢/kWh national average.

Window AC operating cost estimate in Utah

Time periodEnergy useCost
Per hour0.90 kWh$0.12
Per day7.20 kWh$0.96
Per month216.0 kWh$28.71
Per year2628.0 kWh$349.26

These figures use the all-in average rate. Your actual bill can run higher when separately billed taxes, seasonal pricing, and fixed monthly fees apply.

What changes the cost the most?

Two things move this number: your state's rate, which you can't change, and how hard the appliance works, which you often can. For a window ac, that mostly comes down to BTU size, climate, thermostat setting.

Using yours more lightly or heavily than our assumption? The state calculator and usage-cost pages below model your exact scenario at the same rate.

For calculator-style comparisons, use the Window AC calculator in Utah to compare light, typical, and heavy usage profiles.

Comparison entry points

Browse related comparisons from the energy comparison hub:

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Consumer electricity drivers

Source & Method

Source: U.S. Energy Information Administration (EIA) Retail Sales of Electricity. Updated: April 2026. Estimates use the EIA average all-in residential rate (delivery included); they don't add separately billed taxes, fixed charges, or other utility fees, which vary by utility. For how rates and estimates are defined, see the methodology hub.

Disclaimers

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