Hattingen Seasonal Pollution
Hattingen usually records its highest OpenAQ-derived EPA AQI in March and its cleanest month in April. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in North Rhine-Westphalia, Germany.
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Average EPA AQI
39
Rank 169 of 297 cities by average AQI
PM2.5
7.9
ug/m3 annualized city average
Seasonality
March
Cleanest: April
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Hattingen
47
33
52
26
43
39
31
43
40
33
44
38
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Hattingen, the current global analytics build covers 325 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.