Cost to Run a Grow Light in Wisconsin
Wisconsin's average residential electricity rate is 19.1¢/kWh as of July 2026 — the 34th cheapest in the country, 4% above the U.S. average. At typical usage (14 hours/day), a grow light here costs $24.39 per month.
Per hour
5.7¢
at 100–650 W
Per day
$0.80
14 hours/day
Per month
$24.39
128 kWh
Per year
$293
1,533 kWh
By usage level in Wisconsin
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (7 hrs/day) | $0.40 | $12.19 | $146 |
| Typical (14 hrs/day) | $0.80 | $24.39 | $293 |
| Heavy (24 hrs/day) | $1.60 | $48.77 | $586 |
Wisconsin vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a grow light in Wisconsin?
At Wisconsin's current average residential rate of 19.1¢/kWh (July 2026), a grow light with typical usage costs about $0.80 per day, $24.39 per month, or $293 per year.
Is running a grow light in Wisconsin more expensive than average?
Yes. Wisconsin's electricity costs about 4% more than the U.S. average, so the same usage costs $24.39 per month here versus $23.37 nationally.
What does electricity cost in Wisconsin right now?
Wisconsin residents pay an average of 19.1¢ per kWh as of July 2026 — the 34th cheapest rate of the 51 U.S. jurisdictions we track.