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