The Infectious risk has held relatively steady over the past 12 weeks, with moderate levels persisting through the latest week..
Allergy risk activity has remained stable over the past 12 weeks in Missoula, Montana.
Pollution risk activity has been easing over the past 12 weeks in Missoula, Montana.
Weather risk activity has been trending upward over the past 12 weeks in Missoula, Montana.
Last updated: July 13, 2026
Data refreshed weekly