Infectious risk activity has been decreasing over the past 12 weeks in Salem, New Jersey.
Allergy risk activity has been increasing over the past 12 weeks in Salem, New Jersey.
No Pollution activity has been reported over the past 12 weeks in Salem, New Jersey.
Weather risk activity has been increasing over the past 12 weeks in Salem, New Jersey.
Last updated: May 25, 2026
Data refreshed weekly