The Infectious risk has stayed within a narrow range over the last 12 weeks, showing no notable shift in recent weeks..
Allergy risk activity has been decreasing over the past 12 weeks in Plymouth, Massachusetts.
Pollution risk activity has been increasing over the past 12 weeks in Plymouth, Massachusetts.
Weather risk activity has been increasing over the past 12 weeks in Plymouth, Massachusetts.
Last updated: July 6, 2026
Data refreshed weekly