The Infectious risk has remained broadly stable over the last 12 weeks, with the most recent week close to the 12-week average..
Allergy risk activity has been trending downward over the past 12 weeks in Jefferson, Texas.
Pollution risk activity has been easing over the past 12 weeks in Jefferson, Texas.
Weather risk activity has been easing over the past 12 weeks in Jefferson, Texas.
Last updated: August 24, 2026
Data refreshed weekly