The Infectious risk has trended downward over the past 12 weeks, ending the period well below its earlier peak..
Allergy risk activity has been climbing over the past 12 weeks in Summit, Utah.
Pollution risk activity has been trending upward over the past 12 weeks in Summit, Utah.
Weather risk activity has been trending upward over the past 12 weeks in Summit, Utah.
Last updated: August 24, 2026
Data refreshed weekly