Annemasse Seasonal Pollution
Annemasse usually records its highest OpenAQ-derived EPA AQI in December and its cleanest month in March. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Auvergne-Rhone-Alpes, France.
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Average EPA AQI
32
Rank 171 of 272 cities by average AQI
PM2.5
9.8
ug/m3 annualized city average
Seasonality
December
Cleanest: March
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Annemasse
15
16
13
-
-
15
27
44
34
41
50
52
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Annemasse, the current global analytics build covers 222 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.