Cost to Run a Grow Light in Pennsylvania
Pennsylvania's average residential electricity rate is 21.6¢/kWh as of May 2026 — the 36th cheapest in the country, 17% above the U.S. average. At typical usage (14 hours/day), a grow light here costs $27.58 per month.
Per hour
6.5¢
at 100–650 W
Per day
$0.91
14 hours/day
Per month
$27.58
128 kWh
Per year
$331
1,533 kWh
By usage level in Pennsylvania
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (7 hrs/day) | $0.45 | $13.79 | $166 |
| Typical (14 hrs/day) | $0.91 | $27.58 | $331 |
| Heavy (24 hrs/day) | $1.81 | $55.16 | $662 |
Pennsylvania 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 Pennsylvania?
At Pennsylvania's current average residential rate of 21.6¢/kWh (May 2026), a grow light with typical usage costs about $0.91 per day, $27.58 per month, or $331 per year.
Is running a grow light in Pennsylvania more expensive than average?
Yes. Pennsylvania's electricity costs about 17% more than the U.S. average, so the same usage costs $27.58 per month here versus $23.49 nationally.
What does electricity cost in Pennsylvania right now?
Pennsylvania residents pay an average of 21.6¢ per kWh as of May 2026 — the 36th cheapest rate of the 51 U.S. jurisdictions we track.