Schlangen Seasonal Pollution
Schlangen usually records its highest OpenAQ-derived EPA AQI in May and its cleanest month in July. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in North Rhine-Westphalia, Germany.
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Average EPA AQI
45
Rank 40 of 297 cities by average AQI
PM2.5
9.9
ug/m3 annualized city average
Seasonality
May
Cleanest: July
Health indicator
0.4
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Schlangen
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57
55
35
36
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What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Schlangen, the current global analytics build covers 93 daily rows from 2024-05-16 to 2024-08-16. The calculations normalize PM2.5 and PM10 observations into US EPA AQI bands so country, city, and tool pages use one consistent method.