The Infectious risk has shown little change over the last 12 weeks, showing no notable shift in recent weeks..
Allergy risk activity has stayed relatively flat over the past 12 weeks in Hampden, Massachusetts.
Pollution risk activity has been trending upward over the past 12 weeks in Hampden, Massachusetts.
Weather risk activity has been climbing over the past 12 weeks in Hampden, Massachusetts.
Last updated: July 6, 2026
Data refreshed weekly