Weilheim Seasonal Pollution
Weilheim usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in May. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Bavaria, Germany.
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Average EPA AQI
57
Rank 13 of 297 cities by average AQI
PM2.5
14.6
ug/m3 annualized city average
Seasonality
January
Cleanest: May
Health indicator
0.7
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Weilheim
85
61
57
47
32
50
51
60
46
58
62
69
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Weilheim, the current global analytics build covers 343 daily rows from 2024-01-08 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.