The Infectious risk has remained broadly stable over the past 12 weeks, with high levels persisting through the latest week..
Allergy risk activity has been trending downward over the past 12 weeks in Dallas, Texas.
Pollution risk activity has been climbing over the past 12 weeks in Dallas, Texas.
Weather risk activity has been easing over the past 12 weeks in Dallas, Texas.
Last updated: August 24, 2026
Data refreshed weekly