Florence Health Impact
Florence averaged 14.8 ug/m3 PM2.5, equal to 3.0x the WHO annual PM2.5 guideline and about 0.7 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Lazio, Italy.
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Average EPA AQI
42
Rank 68 of 132 cities by average AQI
PM2.5
14.8
ug/m3 annualized city average
Seasonality
January
Cleanest: May
Health indicator
0.7
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Florence
67
64
25
29
24
32
33
39
31
35
44
49
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Florence, the current global analytics build covers 267 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.