Zemun Seasonal Pollution
Zemun usually records its highest OpenAQ-derived EPA AQI in January and its cleanest month in May. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in Beograd, Serbia.
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Average EPA AQI
76
Rank 16 of 28 cities by average AQI
PM2.5
23.1
ug/m3 annualized city average
Seasonality
January
Cleanest: May
Health indicator
1.0
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Zemun
117
102
75
59
51
55
58
57
56
67
110
111
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Zemun, the current global analytics build covers 362 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.