Cost to Run a Window Air Conditioner in Minnesota
Minnesota's average residential electricity rate is 17¢/kWh as of May 2026 — the 30th cheapest in the country, 8% below the U.S. average. At typical usage (8 hours/day), a window air conditioner here costs $37.21 per month.
Per hour
$0.15
at 500–1,500 W
Per day
$1.22
8 hours/day
Per month
$37.21
219 kWh
Per year
$447
2,628 kWh
By usage level in Minnesota
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.61 | $18.60 | $223 |
| Typical (8 hrs/day) | $1.22 | $37.21 | $447 |
| Heavy (16 hrs/day) | $2.45 | $74.42 | $894 |
Minnesota 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 Minnesota?
At Minnesota's current average residential rate of 17¢/kWh (May 2026), a window air conditioner with typical usage costs about $1.22 per day, $37.21 per month, or $447 per year.
Is running a window air conditioner in Minnesota more expensive than average?
No — it's cheaper. Minnesota's rate is about 8% below the U.S. average: $37.21 per month here versus $40.27 nationally.
What does electricity cost in Minnesota right now?
Minnesota residents pay an average of 17¢ per kWh as of May 2026 — the 30th cheapest rate of the 51 U.S. jurisdictions we track.