The Infectious risk has held relatively steady over the past 12 weeks, with high levels persisting through the latest week..
Allergy risk activity has been trending upward over the past 12 weeks in Perry, Illinois.
No Pollution activity has been reported over the past 12 weeks in Perry, Illinois.
Weather risk activity has stayed relatively flat over the past 12 weeks in Perry, Illinois.
Last updated: August 24, 2026
Data refreshed weekly