Sankt Valentin Seasonal Pollution
Sankt Valentin usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in September. The page uses OpenAQ-derived daily history for 4 mapped monitoring locations in Niederösterreich, Austria.
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Average EPA AQI
47
Rank 14 of 68 cities by average AQI
PM2.5
10.8
ug/m3 annualized city average
Seasonality
January
Cleanest: September
Health indicator
0.5
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Sankt Valentin
60
46
52
37
43
42
38
40
31
53
57
53
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Sankt Valentin, the current global analytics build covers 300 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.