The Infectious risk has remained broadly stable over the last 12 weeks, showing no notable shift in recent weeks..
Allergy risk activity has been increasing over the past 12 weeks in Marion, Ohio.
Pollution risk activity has been trending upward over the past 12 weeks in Marion, Ohio.
Weather risk activity has been increasing over the past 12 weeks in Marion, Ohio.
Last updated: July 6, 2026
Data refreshed weekly