How much does a computer monitor cost per month in Florida?

About 75.5¢ a month, assuming 30 W, 8 hours a day, 250 days a year at 15.10¢/kWh.

How many kilowatt-hours does a computer monitor use?

Roughly 60 kWh a year under these assumptions, or 0.03 kWh for every hour it runs.

Is that expensive compared with other states?

Florida has the 15th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $11.00 a year.

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Cost to run a computer monitor in Florida (June 2026 rates)

At 15.10¢ per kilowatt-hour — Florida's average residential price in June 2026 — running a computer monitor costs $9.06 a year. That is 18% less than the national average of $11.00. Florida's residential rate is down 1.6% from June 2025, which moves this appliance from $9.21 to $9.06 a year.

Per hour: 0.5¢
Per day of use: 3.6¢
Per month: 75.5¢
Per year: $9.06

Assumption: 30 W, 8 hours a day, 250 days a year — 60 kWh a year. A 27-inch IPS panel at moderate brightness. Larger, brighter or HDR panels run two to three times this. Use the calculator to swap in the numbers from your own model.

How Florida compares

Florida pays 15.10¢/kWh, the 15th cheapest residential electricity of the 51 U.S. jurisdictions EIA reports. For this appliance that works out to $1.94 less a year than the typical U.S. household pays for the same use. Running the same computer monitor costs $7.87 a year in Nevada and $31.63 in Hawaii, so where you live changes this bill by $23.77 a year.

State	Rate	Per month	Per year
Washington	14.91¢	74.6¢	$8.95
New Mexico	15.06¢	75.3¢	$9.04
Florida	15.10¢	75.5¢	$9.06
Montana	15.14¢	75.7¢	$9.08
Arizona	15.18¢	75.9¢	$9.11

States ranked by average residential price, cheapest first. See all 51 states for a computer monitor.

What else costs about the same in Florida

3d printer$9.78 a year in FL Security camera$6.61 a year in FL Electric pressure cooker$6.34 a year in FL

Cutting the number down

Brightness is the dominant variable. Dropping from 100% to 60% is a real cut in draw and usually more comfortable.

Questions

How much does a computer monitor cost per month in Florida?: About 75.5¢ a month, assuming 30 W, 8 hours a day, 250 days a year at 15.10¢/kWh.
How many kilowatt-hours does a computer monitor use?: Roughly 60 kWh a year under these assumptions, or 0.03 kWh for every hour it runs.
Is that expensive compared with other states?: Florida has the 15th cheapest average residential rate in the country, so this appliance costs less here than the U.S. average of $11.00 a year.