Ústí nad Labem Seasonal Pollution
Ústí nad Labem usually records its highest OpenAQ-derived EPA AQI in March and its cleanest month in July. The page uses OpenAQ-derived daily history for 3 mapped monitoring locations in Ústecký Kraj, Czech Republic.
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Average EPA AQI
53
Rank 26 of 61 cities by average AQI
PM2.5
13.0
ug/m3 annualized city average
Seasonality
March
Cleanest: July
Health indicator
0.6
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Ústí nad Labem
67
51
71
42
46
52
41
54
41
55
68
54
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Ústí nad Labem, the current global analytics build covers 308 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.