Krems an der Donau Seasonal Pollution
Krems an der Donau usually records its highest OpenAQ-derived EPA AQI in November and its cleanest month in April. The page uses OpenAQ-derived daily history for 8 mapped monitoring locations in Niederösterreich, Austria.
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Average EPA AQI
44
Rank 22 of 68 cities by average AQI
PM2.5
9.9
ug/m3 annualized city average
Seasonality
November
Cleanest: April
Health indicator
0.5
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Krems an der Donau
57
40
50
31
35
38
33
40
36
51
59
51
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Krems an der Donau, the current global analytics build covers 314 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.