Septèmes-les-Vallons Seasonal Pollution
Septèmes-les-Vallons 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 Provence-Alpes-Cote d'Azur, France.
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Average EPA AQI
43
Rank 41 of 272 cities by average AQI
PM2.5
9.2
ug/m3 annualized city average
Seasonality
January
Cleanest: May
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Septèmes-les-Vallons
55
49
37
33
31
40
42
52
42
38
49
48
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Septèmes-les-Vallons, the current global analytics build covers 301 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.