# what is energy cost Cost (\$/day) = E (kWh/day) x Cost (cent/kWh) /100 (cent/\$). It means that the energy cost in dollars per day is calculated by multiplying the power consumption in Kilowatt-hours per day by the energy cost of one Kilowatt-hours in (Cent /kWh) and then dividing the result by 100 cents per dollar.

• ### How to calculate energy cost per day?

• Energy cost calculation. The energy cost per day in dollars is equal to the energy consumption E in kWh per day times the energy cost of 1 kWh in cents/kWh divided by 100 cents per dollar:

• ### What is the average cost of electricity per kWh?

• In 2019, the U.S. annual average retail price of electricity was about 10.60 per kilowatthour (kWh). The annual average prices by major types of utility customers in 2019 were; residential 13.04 per kWh; commercial 10.66 per kWh; industrial 6.83 per kWh; transportation 9.73 per kWh; Electricity prices vary by locality

• ### What determines the price of electricity?

• Electricity prices generally reflect the cost to build, finance, maintain, and operate power plants and the electricity grid (the complex system of power transmission and distribution lines ). Some for-profit utilities also include a financial return for owners and shareholders in their electricity prices.

• ### Why does the cost of electricity change?

• However, most consumers pay rates based on the seasonal cost of electricity. Changes in prices generally reflect variations in electricity demand, availability of generation sources, fuel costs, and power plant availability.