The average residential electric rate in Washington is 14.36¢ per kWh as of 2026-04 (EIA). Over the past year it peaked at 14.4¢ in 2026-03 and bottomed at 12.96¢ in 2025-06.
| Month | ¢/kWh |
|---|---|
| 2025-05 | 13.65¢ |
| 2025-06 | 12.96¢ |
| 2025-07 | 13.45¢ |
| 2025-08 | 13.64¢ |
| 2025-09 | 13.79¢ |
| 2025-10 | 14.06¢ |
| 2025-11 | 13.85¢ |
| 2025-12 | 13.33¢ |
| 2026-01 | 13.81¢ |
| 2026-02 | 14.11¢ |
| 2026-03 | 14.4¢ |
| 2026-04 | 14.36¢ |
Averages hide your utility's actual tariff — the calculator takes your real rate, fees, and taxes, and can model seasonal costs per appliance.
Calculate your costs in Washington →