The Infectious risk has risen noticeably over the past 12 weeks, ending the period at its highest level..
Allergy risk activity has been easing over the past 12 weeks in Hardin, Illinois.
No Pollution activity has been reported over the past 12 weeks in Hardin, Illinois.
Weather risk activity has been trending upward over the past 12 weeks in Hardin, Illinois.
Last updated: July 6, 2026
Data refreshed weekly