San Pedro Atocpan Seasonal Pollution
San Pedro Atocpan usually records its highest OpenAQ-derived EPA AQI in December and its cleanest month in October. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Ciudad de México, Mexico.
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Average EPA AQI
75
Rank 30 of 86 cities by average AQI
PM2.5
22.5
ug/m3 annualized city average
Seasonality
December
Cleanest: October
Health indicator
1.0
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
San Pedro Atocpan
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66
76
79
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For San Pedro Atocpan, the current global analytics build covers 61 daily rows from 2024-10-19 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.