Cost to Run a Hot Tub in Montana
Montana's average residential electricity rate is 14.7¢/kWh as of May 2026 — the 13th cheapest in the country, 20% below the U.S. average. At typical usage (3.3 hours/day), a hot tub here costs $22.12 per month.
Per hour
$0.22
at 1,000–6,000 W
Per day
$0.73
3.3 hours/day
Per month
$22.12
150 kWh
Per year
$266
1,807 kWh
By usage level in Montana
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (1.65 hrs/day) | $0.36 | $11.06 | $133 |
| Typical (3.3 hrs/day) | $0.73 | $22.12 | $266 |
| Heavy (6.6 hrs/day) | $1.46 | $44.24 | $531 |
Montana vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a hot tub in Montana?
At Montana's current average residential rate of 14.7¢/kWh (May 2026), a hot tub with typical usage costs about $0.73 per day, $22.12 per month, or $266 per year.
Is running a hot tub in Montana more expensive than average?
No — it's cheaper. Montana's rate is about 20% below the U.S. average: $22.12 per month here versus $27.69 nationally.
What does electricity cost in Montana right now?
Montana residents pay an average of 14.7¢ per kWh as of May 2026 — the 13th cheapest rate of the 51 U.S. jurisdictions we track.