The Infectious risk has remained broadly stable over the last 12 weeks, with high levels persisting through the latest week..
Allergy risk activity has stayed relatively flat over the past 12 weeks in Knox, Ohio.
Pollution risk activity has been increasing over the past 12 weeks in Knox, Ohio.
Weather risk activity has been trending upward over the past 12 weeks in Knox, Ohio.
Last updated: July 6, 2026
Data refreshed weekly