Cost to Run a Window Air Conditioner in Minnesota
Minnesota's average residential electricity rate is 17.5¢/kWh as of July 2026 — the 31st cheapest in the country, 4% below the U.S. average. At typical usage (8 hours/day), a window air conditioner here costs $38.30 per month.
Per hour
$0.16
at 500–1,500 W
Per day
$1.26
8 hours/day
Per month
$38.30
219 kWh
Per year
$460
2,628 kWh
By usage level in Minnesota
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.63 | $19.15 | $230 |
| Typical (8 hrs/day) | $1.26 | $38.30 | $460 |
| Heavy (16 hrs/day) | $2.52 | $76.61 | $920 |
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 17.5¢/kWh (July 2026), a window air conditioner with typical usage costs about $1.26 per day, $38.30 per month, or $460 per year.
Is running a window air conditioner in Minnesota more expensive than average?
No — it's cheaper. Minnesota's rate is about 4% below the U.S. average: $38.30 per month here versus $40.06 nationally.
What does electricity cost in Minnesota right now?
Minnesota residents pay an average of 17.5¢ per kWh as of July 2026 — the 31st cheapest rate of the 51 U.S. jurisdictions we track.