Perpignan Seasonal Pollution
Perpignan usually records its highest OpenAQ-derived EPA AQI in November and its cleanest month in March. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in Occitanie, France.
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Average EPA AQI
35
Rank 134 of 272 cities by average AQI
PM2.5
7.7
ug/m3 annualized city average
Seasonality
November
Cleanest: March
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Perpignan
47
34
21
29
25
31
38
41
31
37
47
37
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Perpignan, the current global analytics build covers 333 daily rows from 2024-01-03 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.