Emden Seasonal Pollution
Emden usually records its highest OpenAQ-derived EPA AQI in May and its cleanest month in February. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Lower Saxony, Germany.
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Average EPA AQI
44
Rank 61 of 297 cities by average AQI
PM2.5
13.0
ug/m3 annualized city average
Seasonality
May
Cleanest: February
Health indicator
0.6
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Emden
12
11
34
40
66
54
37
53
57
55
53
48
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Emden, the current global analytics build covers 351 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.