UV Index Today in King County, Washington (WA)

Wednesday, November 4, 2026 -11:04 AM PST (GMT-8)

The average maximum UV Index today across 72 locations in King County, Washington (WA), is 1.5. The highest projected maximum is 1.7 in Snoqualmie at 12:00 PM PST, while the lowest projected maximum is 1.5 in Seattle at 12:00 PM PST.

Tomorrow, the average maximum UV Index across those same locations is expected to be 1.3. The highest projected maximum is 1.6 in Tacoma at 12:00 PM PST, and the lowest projected maximum is 0.9 in Kirkland at 12:00 PM PST.

72 Places in King County, Washington (WA)

Maximum UV Index Today
  • Seattle - 1.5
  • Tacoma - 1.5