Swamp cooler (evaporative) Electricity Cost in Florida — $15.28/month (2026)
Florida monthly
$15.28
U.S. average monthly
$17.26
Difference
-$1.98
← Swamp cooler (evaporative) (all states) · Florida electricity rate
Quick rate
Daily cost
$0.51
Monthly cost
$15.28
+$0.00 vs typical
Yearly cost
$185.95
kWh / month
96.0 kWh
Local monthly estimate: $15.28 · U.S. average equivalent: $17.26
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ad-after-calculator Quick answer
Running a typical swamp cooler (evaporative) in Florida costs about $0.51/day or $15.28/month at roughly $0.159/kWh, assuming 8 hours of use per day at 400 W. The U.S. average rate is about $0.180/kWh, so Florida is roughly 11% lower than average for this estimate.
vs U.S. average
Local rate (Florida)
$0.159/kWh
Monthly estimate: $15.28
U.S. average rate
$0.180/kWh
Monthly estimate: $17.26
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ad-after-state-table FAQ
- Most swamp cooler (evaporative) units fall between 200 W and 800 W, with 400 W as a typical value for estimates.
- Our calculator uses 400 W as the typical wattage, within a reported range of 200–800 W.
- At 8 hours/day and 400 W, the estimate is about 3.20 kWh per day.
- Using 8 hours/day, the estimate is about 96.0 kWh per month.
- Per hour, swamp cooler (evaporative) uses about 0.400 kWh (at 400 W).
- At typical use (400 W and 8 hours/day), the estimate is about $0.51/day at roughly $0.159/kWh.
- At typical use (400 W and 8 hours/day), the estimate is about $15.28/month at roughly $0.159/kWh.
- Running for one hour at 400 W costs about $0.064 per hour (using the Florida rate of about $0.159/kWh).
- For typical use, the calculator estimates about $15.28/month for swamp cooler (evaporative) in Florida.
- At the typical Florida residential rate, the estimate is about 96.0 kWh per month, which corresponds to roughly $15.28/month for swamp cooler (evaporative).
- Compared to the U.S. average, Florida is about 11% lower for this estimate. Monthly cost is about $15.28 in Florida vs $17.26 at the national average.
- Start with practical steps from our tips list (e.g., Seal air leaks and improve insulation to reduce run-time.). Smaller changes reduce kWh usage, which reduces the bill at your local rate.
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How much does it cost to run a swamp cooler (evaporative) per hour in Florida?
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Est. monthly at Florida rate ($0.159/kWh)