Electricity rates in Wyoming: 14.01¢ per kWh
Homes in Wyoming paid an average of 14.01¢ per kilowatt-hour from August 2025 to July 2026, 22% below the U.S. average of 17.99¢. That is the 13th-lowest of 51, between Washington (14.12¢) and Missouri (13.95¢).
The average Wyoming home used 817 kWh a month — the 20th-least of the 51 — so its typical bill came to $114 a month, the 5th-lowest. At the national rate the same 817 kWh would cost $33 more a month.
In July 2026, the latest month published, the Wyoming rate was 14.36¢.
| Rank | State | Average rate | Latest month | Average home use | Average bill |
|---|---|---|---|---|---|
| 37 | Iowa | 14.13¢ | 15.99¢ | 856 kWh/mo | $121/mo |
| 38 | Washington | 14.12¢ | 14.71¢ | 932 kWh/mo | $132/mo |
| 39 | Wyoming | 14.01¢ | 14.36¢ | 817 kWh/mo | $114/mo |
| 40 | Missouri | 13.95¢ | 16.09¢ | 1,041 kWh/mo | $145/mo |
| 41 | Kentucky | 13.92¢ | 13.81¢ | 1,107 kWh/mo | $154/mo |
What a month of electricity costs in Wyoming
At 14.01¢ per kWh, every extra 100 kWh a month adds $14.01 to the monthly bill and $168 to the year. The table runs from half to twice the Wyoming average home's 817 kWh, using the same calculation as the calculator above.
| Monthly use | Per month | Per year | vs. U.S. rate (17.99¢) |
|---|---|---|---|
| 400 kWh (half the average) | $56 | $672 | −$16 |
| 817 kWh (state average) | $114 | $1,374 | −$33 |
| 1,250 kWh (1.5× the average) | $175 | $2,102 | −$50 |
| 1,650 kWh (twice the average) | $231 | $2,774 | −$66 |
Wyoming electricity through the year
The average Wyoming home's bill peaked at about $143 in January 2026 and was lowest, about $95, in September 2025. Use ran from 635 kWh in September 2025 to 1,113 kWh in January 2026, 1.8 times as much.
The rate moved too, from 12.83¢ in December 2025 to 15.24¢ in June 2026. A monthly rate includes that month's fuel and seasonal charges, which is why the calculator uses the 12-month average for a yearly estimate.
| Month | Rate | Use per home | Bill per home |
|---|---|---|---|
| Aug 2025 | 14.37¢ | 765 kWh | $110 |
| Sep 2025 | 15.00¢ | 635 kWh | $95 |
| Oct 2025 | 15.11¢ | 668 kWh | $101 |
| Nov 2025 | 13.91¢ | 786 kWh | $109 |
| Dec 2025 | 12.83¢ | 987 kWh | $127 |
| Jan 2026 | 12.85¢ | 1,113 kWh | $143 |
| Feb 2026 | 13.04¢ | 950 kWh | $124 |
| Mar 2026 | 13.59¢ | 859 kWh | $117 |
| Apr 2026 | 14.68¢ | 728 kWh | $107 |
| May 2026 | 14.80¢ | 709 kWh | $105 |
| Jun 2026 | 15.24¢ | 693 kWh | $106 |
| Jul 2026 | 14.36¢ | 911 kWh | $131 |
Largest electricity providers in Wyoming
Among the 10 largest providers listed, average residential rates in 2024 ran from 6.44¢ at Lower Valley Energy Inc to 17.50¢ at Yampa Valley Electric Assn Inc. On the average Wyoming home's 817 kWh that is a difference of $90 a month.
These are 2024 figures, the latest final year. The Wyoming average was 12.47¢ that year and 14.01¢ over the last 12 months, up 12% — compare the providers with each other, not with today's average.
Together they serve 86% of Wyoming's 286,475 residential customers. The rates are each company's residential revenue divided by kilowatt-hours sold, so customer charges are included; a plan or tier can still differ.
| Provider | Type | Homes served | Average rate | Use per home |
|---|---|---|---|---|
| PacifiCorp | Investor-owned | 118,130 | 13.44¢ | 739 kWh/mo |
| Cheyenne Light Fuel & Power | Investor-owned | 39,954 | 16.96¢ | 583 kWh/mo |
| Lower Valley Energy Inc | Cooperative | 22,827 | 6.44¢ | 2,010 kWh/mo |
| Powder River Energy Corp | Cooperative | 15,406 | 11.73¢ | 1,138 kWh/mo |
| Montana-Dakota Utilities Co | Investor-owned | 14,706 | 11.77¢ | 849 kWh/mo |
| City of Gillette | Municipal | 13,990 | 12.62¢ | 885 kWh/mo |
| High Plains Power Inc | Cooperative | 12,767 | 13.71¢ | 951 kWh/mo |
| High West Energy, Inc | Cooperative | 5,579 | 14.37¢ | 1,016 kWh/mo |
| Black Hills Power, Inc. | Investor-owned | 2,018 | 13.13¢ | 819 kWh/mo |
| Yampa Valley Electric Assn Inc | Cooperative | 569 | 17.50¢ | 810 kWh/mo |