Toulouse Seasonal Pollution
Toulouse usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in March. The page uses OpenAQ-derived daily history for 5 mapped monitoring locations in Occitanie, France.
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Average EPA AQI
42
Rank 49 of 272 cities by average AQI
PM2.5
8.7
ug/m3 annualized city average
Seasonality
January
Cleanest: March
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Toulouse
59
43
26
32
30
41
42
44
35
38
53
53
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Toulouse, the current global analytics build covers 344 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.