Périgueux Seasonal Pollution
Périgueux 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 Nouvelle-Aquitaine, France.
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Average EPA AQI
39
Rank 87 of 272 cities by average AQI
PM2.5
8.1
ug/m3 annualized city average
Seasonality
December
Cleanest: May
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Périgueux
55
42
26
26
24
32
35
30
35
34
52
58
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Périgueux, the current global analytics build covers 298 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.