Cost to Run a Window Air Conditioner in Iowa
Iowa's average residential electricity rate is 14.1¢/kWh as of May 2026 — the 8th cheapest in the country, 23% below the U.S. average. At typical usage (8 hours/day), a window air conditioner here costs $30.86 per month.
Per hour
$0.13
at 500–1,500 W
Per day
$1.02
8 hours/day
Per month
$30.86
219 kWh
Per year
$371
2,628 kWh
By usage level in Iowa
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.51 | $15.43 | $185 |
| Typical (8 hrs/day) | $1.02 | $30.86 | $371 |
| Heavy (16 hrs/day) | $2.03 | $61.72 | $741 |
Iowa vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a window air conditioner in Iowa?
At Iowa's current average residential rate of 14.1¢/kWh (May 2026), a window air conditioner with typical usage costs about $1.02 per day, $30.86 per month, or $371 per year.
Is running a window air conditioner in Iowa more expensive than average?
No — it's cheaper. Iowa's rate is about 23% below the U.S. average: $30.86 per month here versus $40.27 nationally.
What does electricity cost in Iowa right now?
Iowa residents pay an average of 14.1¢ per kWh as of May 2026 — the 8th cheapest rate of the 51 U.S. jurisdictions we track.