Flensburg Seasonal Pollution
Flensburg usually records its highest OpenAQ-derived EPA AQI in March and its cleanest month in July. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Schleswig-Holstein, Germany.
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Average EPA AQI
33
Rank 224 of 297 cities by average AQI
PM2.5
6.5
ug/m3 annualized city average
Seasonality
March
Cleanest: July
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Flensburg
39
38
57
29
36
25
18
31
37
30
33
36
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Flensburg, the current global analytics build covers 316 daily rows from 2024-01-01 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.