Infectious risk activity has been decreasing over the past 12 weeks in Lehigh, Pennsylvania.
Allergy risk activity has been increasing over the past 12 weeks in Lehigh, Pennsylvania.
Pollution risk activity has been decreasing over the past 12 weeks in Lehigh, Pennsylvania.
Weather risk activity has been increasing over the past 12 weeks in Lehigh, Pennsylvania.
Last updated: May 25, 2026
Data refreshed weekly