Cost to Run a Grow Light in Florida
Florida's average residential electricity rate is 15.4¢/kWh as of April 2026 — the 18th cheapest in the country, 18% below the U.S. average. At typical usage (14 hours/day), a grow light here costs $19.66 per month.
Per hour
4.6¢
at 100–650 W
Per day
$0.65
14 hours/day
Per month
$19.66
128 kWh
Per year
$236
1,533 kWh
By usage level in Florida
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (7 hrs/day) | $0.32 | $9.83 | $118 |
| Typical (14 hrs/day) | $0.65 | $19.66 | $236 |
| Heavy (24 hrs/day) | $1.29 | $39.33 | $472 |
Florida 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 Florida?
At Florida's current average residential rate of 15.4¢/kWh (April 2026), a grow light with typical usage costs about $0.65 per day, $19.66 per month, or $236 per year.
Is running a grow light in Florida more expensive than average?
No — it's cheaper. Florida's rate is about 18% below the U.S. average: $19.66 per month here versus $24.00 nationally.
What does electricity cost in Florida right now?
Florida residents pay an average of 15.4¢ per kWh as of April 2026 — the 18th cheapest rate of the 51 U.S. jurisdictions we track.