Monza Seasonal Pollution
Monza usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in April. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Lombardy, Italy.
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Average EPA AQI
54
Rank 48 of 132 cities by average AQI
PM2.5
27.6
ug/m3 annualized city average
Seasonality
January
Cleanest: April
Health indicator
1.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Monza
143
101
46
26
27
42
33
43
32
34
76
73
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Monza, the current global analytics build covers 224 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.