Caen Health Impact
Caen averaged 6.9 ug/m3 PM2.5, equal to 1.4x the WHO annual PM2.5 guideline and about 0.3 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Normandie, France.
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Average EPA AQI
34
Rank 148 of 272 cities by average AQI
PM2.5
6.9
ug/m3 annualized city average
Seasonality
January
Cleanest: July
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Caen
47
30
29
28
35
33
28
28
36
32
43
40
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Caen, the current global analytics build covers 303 daily rows from 2024-01-02 to 2024-12-31. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.