León de los Aldama Seasonal Pollution
León de los Aldama usually records its highest OpenAQ-derived EPA AQI in May and its cleanest month in September. The page uses OpenAQ-derived daily history for 6 mapped monitoring locations in Guanajuato, Mexico.
Search city analytics
Average EPA AQI
71
Rank 39 of 86 cities by average AQI
PM2.5
19.8
ug/m3 annualized city average
Seasonality
May
Cleanest: September
Health indicator
0.9
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
León de los Aldama
64
68
62
69
80
74
-
-
52
63
78
78
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For León de los Aldama, the current global analytics build covers 260 daily rows from 2024-01-01 to 2025-01-01. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.