Irapuato Seasonal Pollution
Irapuato usually records its highest OpenAQ-derived EPA AQI in December and its cleanest month in September. The page uses OpenAQ-derived daily history for 5 mapped monitoring locations in Guanajuato, Mexico.
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Average EPA AQI
72
Rank 37 of 86 cities by average AQI
PM2.5
21.3
ug/m3 annualized city average
Seasonality
December
Cleanest: September
Health indicator
1.0
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Irapuato
70
70
64
70
83
67
-
-
41
55
80
84
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Irapuato, the current global analytics build covers 261 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.