What is the average US electricity rate?

The US average is about $0.13–$0.17 per kWh, but ranges from $0.10 (Louisiana) to $0.30+ (Hawaii, California). Check your utility bill for your exact rate.

How much does it cost to run a TV all day?

A 55" LED TV uses about 60–100 watts. At 8 hours/day and $0.15/kWh: 80W × 8h = 0.64 kWh × $0.15 = $0.096/day ≈ $2.90/month.

Electricity Cost Calculator

Quick answer: Enter appliance wattage, hours per day, and kWh rate to calculate daily and monthly electricity cost.

Calculate how much any appliance costs to run. Enter wattage, daily hours of use, and your electricity rate (from your bill) to see daily, monthly, and annual electricity cost in kWh and dollars.

Last reviewed: April 2026Report an error

Power (Watts)

Hours per Day

Rate ($/kWh)

Days

Monthly Cost

$3.60

Monthly cost: $3.60 at $0.15/kWh.

Daily kWh

0.8000

Monthly kWh

24.00

Daily Cost

$0.1200

Monthly Cost

$3.60

Annual Cost

$43.80

How to Use This Electricity Cost Calculator

1Enter the appliance wattage (find it on the label or manual).
2Enter hours used per day.
3Enter your electricity rate per kWh (typically $0.10–$0.20 in the US).
4Read daily kWh, monthly kWh, daily cost, and monthly cost.

Frequently Asked Questions

: The US average is about $0.13–$0.17 per kWh, but ranges from $0.10 (Louisiana) to $0.30+ (Hawaii, California). Check your utility bill for your exact rate.
: A 55" LED TV uses about 60–100 watts. At 8 hours/day and $0.15/kWh: 80W × 8h = 0.64 kWh × $0.15 = $0.096/day ≈ $2.90/month.

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Electricity Cost Calculator

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