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