As of 8:54 AM PST on March 3, 2026, all 62 cities in King County, WA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Seattle, WA with a reading of 0.1.
Over the next 24 hours, the highest UV Index reading in King County, WA is expected to be 0.7 in Kirkland between 2:00 PM - 3:00 PM PST today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |