Olbernhau Seasonal Pollution
Olbernhau usually records its highest OpenAQ-derived EPA AQI in March and its cleanest month in December. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Saxony, Germany.
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Average EPA AQI
34
Rank 222 of 297 cities by average AQI
PM2.5
7.0
ug/m3 annualized city average
Seasonality
March
Cleanest: December
Health indicator
0.3
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Olbernhau
29
25
63
28
36
39
34
46
37
39
27
18
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Olbernhau, the current global analytics build covers 304 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.