Kiel Seasonal Pollution
Kiel usually records its highest OpenAQ-derived EPA AQI in March and its cleanest month in July. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Schleswig-Holstein, Germany.
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Average EPA AQI
37
Rank 202 of 297 cities by average AQI
PM2.5
7.6
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
Kiel
39
39
65
31
41
33
25
32
39
33
38
37
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Kiel, the current global analytics build covers 308 daily rows from 2024-01-03 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.