San Juan County, New Mexico
AQI 49 · Good49
Median AQI
77
90th Percentile
104
Max AQI
273
Days with Data
Ranked #13 of 16 counties in New Mexico (by median AQI, lower is better)
Monthly Median AQI — 2025
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49
Median AQI
77
90th Percentile
104
Max AQI
273
Days with Data
Ranked #13 of 16 counties in New Mexico (by median AQI, lower is better)
Click a bar to view that month's details