The average maximum UV Index today across 66 locations in Snohomish County, Washington (WA), is 7.3. The highest projected maximum is 7.5 in Sultan at 1:00 PM PDT, while the lowest projected maximum is 7 in Camano at 1:00 PM PDT.
Tomorrow, the average maximum UV Index across those same locations is expected to be 6.6. The highest projected maximum is 6.8 in Shoreline at 1:00 PM PDT, and the lowest projected maximum is 6.2 in Arlington at 1:00 PM PDT.