Como Seasonal Pollution
Como usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in May. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Lombardy, Italy.
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Average EPA AQI
54
Rank 50 of 132 cities by average AQI
PM2.5
13.6
ug/m3 annualized city average
Seasonality
January
Cleanest: May
Health indicator
0.6
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Como
98
77
37
40
35
41
56
58
40
46
90
75
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Como, the current global analytics build covers 248 daily rows from 2024-01-29 to 2024-12-30. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.