Cost to Run a Grow Light in Alabama
Alabama's average residential electricity rate is 16.4¢/kWh as of July 2026 — the 28th cheapest in the country, 10% below the U.S. average. At typical usage (14 hours/day), a grow light here costs $20.94 per month.
Per hour
4.9¢
at 100–650 W
Per day
$0.69
14 hours/day
Per month
$20.94
128 kWh
Per year
$251
1,533 kWh
By usage level in Alabama
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (7 hrs/day) | $0.34 | $10.47 | $126 |
| Typical (14 hrs/day) | $0.69 | $20.94 | $251 |
| Heavy (24 hrs/day) | $1.38 | $41.88 | $503 |
Alabama 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 Alabama?
At Alabama's current average residential rate of 16.4¢/kWh (July 2026), a grow light with typical usage costs about $0.69 per day, $20.94 per month, or $251 per year.
Is running a grow light in Alabama more expensive than average?
No — it's cheaper. Alabama's rate is about 10% below the U.S. average: $20.94 per month here versus $23.37 nationally.
What does electricity cost in Alabama right now?
Alabama residents pay an average of 16.4¢ per kWh as of July 2026 — the 28th cheapest rate of the 51 U.S. jurisdictions we track.