Cost to Run a Grow Light in Arkansas
Arkansas's average residential electricity rate is 14.2¢/kWh as of April 2026 — the 9th cheapest in the country, 24% below the U.S. average. At typical usage (14 hours/day), a grow light here costs $18.13 per month.
Per hour
4.3¢
at 100–650 W
Per day
$0.60
14 hours/day
Per month
$18.13
128 kWh
Per year
$218
1,533 kWh
By usage level in Arkansas
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (7 hrs/day) | $0.30 | $9.07 | $109 |
| Typical (14 hrs/day) | $0.60 | $18.13 | $218 |
| Heavy (24 hrs/day) | $1.19 | $36.26 | $435 |
Arkansas 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 Arkansas?
At Arkansas's current average residential rate of 14.2¢/kWh (April 2026), a grow light with typical usage costs about $0.60 per day, $18.13 per month, or $218 per year.
Is running a grow light in Arkansas more expensive than average?
No — it's cheaper. Arkansas's rate is about 24% below the U.S. average: $18.13 per month here versus $24.00 nationally.
What does electricity cost in Arkansas right now?
Arkansas residents pay an average of 14.2¢ per kWh as of April 2026 — the 9th cheapest rate of the 51 U.S. jurisdictions we track.