Ploemeur Seasonal Pollution
Ploemeur usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in August. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Bretagne, France.
Search city analytics
Average EPA AQI
40
Rank 64 of 272 cities by average AQI
PM2.5
8.2
ug/m3 annualized city average
Seasonality
January
Cleanest: August
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Ploemeur
57
40
35
38
33
35
29
29
41
39
53
46
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Ploemeur, the current global analytics build covers 303 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.