The Infectious risk has steadily declined over the past 12 weeks, with the most recent week notably lower than earlier in the window..
Allergy risk activity has been easing over the past 12 weeks in Clallam, Washington.
Pollution risk activity has been climbing over the past 12 weeks in Clallam, Washington.
Weather risk activity has been increasing over the past 12 weeks in Clallam, Washington.
Last updated: August 24, 2026
Data refreshed weekly