2026 state electricity rate · Missouri

Missouri appliance energy cost calculator

Start with the latest EIA year-to-date residential average for Missouri, then replace it with the all-in rate from your own electric bill.

State Energy Estimate: The residential average electricity price in Missouri was $0.1283/kWh for year-to-date through May 2026. At that rate, a 1,200W appliance used 8 hours a day for 30 days costs approximately $36.95 per month.

Appliance energy cost

Use the power label on your appliance and the electricity rate shown on your bill.

Example applianceExamples are starting points; replace them with the rated watts from your device.

Rated power (watts)Look for W on the appliance label.

Daily use (hours)

Electricity rate ($/kWh)Use your all-in energy rate when available.

Select Your StateOpen a calculator prefilled with the latest statewide residential average.

Days used per month

Formula: watts ÷ 1,000 × hours per day × days × electricity rate. Cycling appliances and variable-speed equipment can use less than their full rated power.

Use the Missouri average as a starting point.

This page preloads $0.1283/kWh, the EIA residential average for year-to-date through May 2026. Utility plans, taxes, delivery charges, seasonal pricing and household usage can make your actual rate different.

Example at the state average

A 1,200-watt portable air conditioner running eight hours per day for 30 days uses 288 kWh. At the Missouri average, that is approximately $36.95 per month.

Official source

Rates come from the U.S. Energy Information Administration Electric Power Monthly, table 5.6.B, released 2026-07-23. The values are preliminary averages, not a quote from your utility.

Quick answers

Missouri electricity cost questions

What electricity rate does this Missouri calculator use?

It starts with $0.1283/kWh, the EIA residential average for Missouri for year-to-date through May 2026. Replace it with the all-in rate from your utility bill for a household-specific estimate.

How much does 1,000 watts running all day cost in Missouri?

At $0.1283/kWh, a steady 1,000-watt load running for 24 hours uses 24 kWh and costs about $3.08. Appliances that cycle will usually consume less than their full rated load.

Why can my Missouri electricity bill differ from this estimate?

Utility territory, rate plan, taxes, delivery charges, seasonal pricing and appliance cycling can all change the actual cost. Use this statewide average for planning, then enter the rate shown on your own bill.