Madison County, Alabama
AQI 42 · Good42
Median AQI
56
90th Percentile
72
Max AQI
181
Days with Data
Ranked #10 of 15 counties in Alabama (by median AQI, lower is better)
Monthly Median AQI — 2025
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42
Median AQI
56
90th Percentile
72
Max AQI
181
Days with Data
Ranked #10 of 15 counties in Alabama (by median AQI, lower is better)
Click a bar to view that month's details