Bay County, Michigan
AQI 38 · Good38
Median AQI
58
90th Percentile
99
Max AQI
181
Days with Data
Ranked #10 of 27 counties in Michigan (by median AQI, lower is better)
Monthly Median AQI — 2025
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38
Median AQI
58
90th Percentile
99
Max AQI
181
Days with Data
Ranked #10 of 27 counties in Michigan (by median AQI, lower is better)
Click a bar to view that month's details