Cost to Run a Evaporative (Swamp) Cooler in North Dakota
North Dakota's average residential electricity rate is 13.4¢/kWh as of July 2026 — the 4th cheapest in the country, 27% below the U.S. average. At typical usage (8 hours/day), a evaporative (swamp) cooler here costs $13.04 per month.
Per hour
5.4¢
at 100–800 W
Per day
$0.43
8 hours/day
Per month
$13.04
97 kWh
Per year
$157
1,168 kWh
By usage level in North Dakota
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.21 | $6.52 | $78.26 |
| Typical (8 hrs/day) | $0.43 | $13.04 | $157 |
| Heavy (16 hrs/day) | $0.86 | $26.07 | $313 |
North Dakota vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a evaporative (swamp) cooler in North Dakota?
At North Dakota's current average residential rate of 13.4¢/kWh (July 2026), a evaporative (swamp) cooler with typical usage costs about $0.43 per day, $13.04 per month, or $157 per year.
Is running a evaporative (swamp) cooler in North Dakota more expensive than average?
No — it's cheaper. North Dakota's rate is about 27% below the U.S. average: $13.04 per month here versus $17.80 nationally.
What does electricity cost in North Dakota right now?
North Dakota residents pay an average of 13.4¢ per kWh as of July 2026 — the 4th cheapest rate of the 51 U.S. jurisdictions we track.