Cost to Run a Window Air Conditioner in Florida
Florida's average residential electricity rate is 15.2¢/kWh as of May 2026 — the 20th cheapest in the country, 17% below the U.S. average. At typical usage (8 hours/day), a window air conditioner here costs $33.27 per month.
Per hour
$0.14
at 500–1,500 W
Per day
$1.09
8 hours/day
Per month
$33.27
219 kWh
Per year
$399
2,628 kWh
By usage level in Florida
| Usage | Per day | Per month | Per year |
|---|---|---|---|
| Light (4 hrs/day) | $0.55 | $16.63 | $200 |
| Typical (8 hrs/day) | $1.09 | $33.27 | $399 |
| Heavy (16 hrs/day) | $2.19 | $66.54 | $799 |
Florida vs. the rest of the country
Monthly cost at typical usage.
Frequently asked questions
How much does it cost to run a window air conditioner in Florida?
At Florida's current average residential rate of 15.2¢/kWh (May 2026), a window air conditioner with typical usage costs about $1.09 per day, $33.27 per month, or $399 per year.
Is running a window air conditioner in Florida more expensive than average?
No — it's cheaper. Florida's rate is about 17% below the U.S. average: $33.27 per month here versus $40.27 nationally.
What does electricity cost in Florida right now?
Florida residents pay an average of 15.2¢ per kWh as of May 2026 — the 20th cheapest rate of the 51 U.S. jurisdictions we track.