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

Running a central ac in Utah costs about $111.64 a month — $1358.24 a year — at the state's average rate of 13.29 ¢/kWh. That's roughly $616.27 a year less than a household paying the national average pays for the exact same central ac. The estimate assumes a typical 3,500-watt central ac running 8 hours/day, at the all-in average rate (before separately billed taxes and fixed fees).

Average wattage assumption
3,500 W
Typical usage assumption
8 hours/day
Estimated monthly electricity use
840.0 kWh
Estimated monthly cost
$111.64
Estimated yearly cost
$1358.24

Key metrics

MetricValue
Average wattage assumption3,500 W
Typical usage assumption8 hours/day
Estimated monthly electricity use840.0 kWh
Estimated monthly cost$111.64
Estimated yearly cost$1358.24

Central AC cost vs U.S. average

Utah average rate
13.29 ¢/kWh
Utah monthly cost
$111.64
U.S. monthly cost
$162.29
Monthly difference
-$50.65

At the state average rate, a central ac in Utah costs $50.65 less a month than it would at the U.S. average rate.

How much electricity does a central ac use?

A central ac draws roughly 2,000-5,000 W; we use 3,500 watts running 8 hours/day. That comes to 28.0 kWh a day — 840.0 kWh a month, or 10220.0 kWh over a year — using kWh = watts × hours ÷ 1000.

Central air is usually the single biggest line on a summer electric bill. What you pay comes down to your home's size, the system's efficiency, and how hot your climate runs — but your state's rate sets the price of every hour it's blowing cold. Utah prices that energy at 13.29 ¢/kWh, against a 19.32 ¢/kWh national average.

Central AC operating cost estimate in Utah

Time periodEnergy useCost
Per hour3.50 kWh$0.47
Per day28.0 kWh$3.72
Per month840.0 kWh$111.64
Per year10220.0 kWh$1358.24

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 central ac, that mostly comes down to home square footage, SEER rating, humidity and summer temperatures.

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 Central AC calculator in Utah to compare light, typical, and heavy usage profiles.

Comparison entry points

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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.

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