Cost to Run a Evaporative (Swamp) Cooler in Indiana
Indiana's average residential electricity rate is 17.9¢/kWh as of April 2026 — the 32nd cheapest in the country, 5% below the U.S. average. At typical usage (8 hours/day), a evaporative (swamp) cooler here costs $17.41 per month.
Per hour
7.2¢
at 100–800 W
Per day
$0.57
8 hours/day
Per month
$17.41
97 kWh
Per year
$209
1,168 kWh
By usage level in Indiana
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.29 | $8.71 | $105 |
| Typical (8 hrs/day) | $0.57 | $17.41 | $209 |
| Heavy (16 hrs/day) | $1.15 | $34.83 | $418 |
Indiana 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 Indiana?
At Indiana's current average residential rate of 17.9¢/kWh (April 2026), a evaporative (swamp) cooler with typical usage costs about $0.57 per day, $17.41 per month, or $209 per year.
Is running a evaporative (swamp) cooler in Indiana more expensive than average?
No — it's cheaper. Indiana's rate is about 5% below the U.S. average: $17.41 per month here versus $18.29 nationally.
What does electricity cost in Indiana right now?
Indiana residents pay an average of 17.9¢ per kWh as of April 2026 — the 32nd cheapest rate of the 51 U.S. jurisdictions we track.