Cost to Run a Ductless Mini-Split in South Dakota
South Dakota's average residential electricity rate is 15.7¢/kWh as of May 2026 — the 21st cheapest in the country, 15% below the U.S. average. At typical usage (8 hours/day), a ductless mini-split here costs $30.55 per month.
Per hour
$0.13
at 400–2,000 W
Per day
$1.00
8 hours/day
Per month
$30.55
195 kWh
Per year
$367
2,336 kWh
By usage level in South Dakota
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.50 | $15.27 | $183 |
| Typical (8 hrs/day) | $1.00 | $30.55 | $367 |
| Heavy (16 hrs/day) | $2.01 | $61.09 | $734 |
South Dakota vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a ductless mini-split in South Dakota?
At South Dakota's current average residential rate of 15.7¢/kWh (May 2026), a ductless mini-split with typical usage costs about $1.00 per day, $30.55 per month, or $367 per year.
Is running a ductless mini-split in South Dakota more expensive than average?
No — it's cheaper. South Dakota's rate is about 15% below the U.S. average: $30.55 per month here versus $35.80 nationally.
What does electricity cost in South Dakota right now?
South Dakota residents pay an average of 15.7¢ per kWh as of May 2026 — the 21st cheapest rate of the 51 U.S. jurisdictions we track.