Grosseto Seasonal Pollution
Grosseto usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in May. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in Tuscany, Italy.
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Average EPA AQI
36
Rank 77 of 132 cities by average AQI
PM2.5
9.5
ug/m3 annualized city average
Seasonality
January
Cleanest: May
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Grosseto
50
49
33
27
23
33
36
44
28
27
35
33
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Grosseto, the current global analytics build covers 261 daily rows from 2024-01-01 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.