Seattle is the #1 ranked city in Washington with 166 days (sunny days/yr). This ranking includes 1 Washington cities with available data.
| # | City | Population | Sunny Days/Yr |
|---|---|---|---|
| 1 | Seattle | 741,440 | 166 days |
Cities in Washington are ranked by sunny days/yr. Only cities with populations above 1,000 are included. Data sourced from NOAA. Last updated 2026.