The Infectious risk has climbed over the past 12 weeks, ending the period at its highest level..
Allergy risk activity has been decreasing over the past 12 weeks in Coos, New Hampshire.
No Pollution activity has been reported over the past 12 weeks in Coos, New Hampshire.
Weather risk activity has been increasing over the past 12 weeks in Coos, New Hampshire.
Last updated: August 24, 2026
Data refreshed weekly