Poitiers Seasonal Pollution
Poitiers usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in May. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Nouvelle-Aquitaine, France.
Search city analytics
Average EPA AQI
37
Rank 103 of 272 cities by average AQI
PM2.5
7.6
ug/m3 annualized city average
Seasonality
January
Cleanest: May
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Poitiers
60
42
28
30
24
25
29
33
38
37
47
47
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Poitiers, the current global analytics build covers 305 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.