Pisa Seasonal Pollution
Pisa usually records its highest OpenAQ-derived EPA AQI in December and its cleanest month in May. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Tuscany, Italy.
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Average EPA AQI
56
Rank 42 of 132 cities by average AQI
PM2.5
13.6
ug/m3 annualized city average
Seasonality
December
Cleanest: May
Health indicator
0.6
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Pisa
66
68
48
44
38
43
54
57
45
42
68
77
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Pisa, the current global analytics build covers 266 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.