Žiar nad Hronom Seasonal Pollution
Žiar nad Hronom usually records its highest OpenAQ-derived EPA AQI in December and its cleanest month in September. The page uses OpenAQ-derived daily history for 1 mapped monitoring location in Banská Bystrica, Slovakia.
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Average EPA AQI
47
Rank 38 of 40 cities by average AQI
PM2.5
10.5
ug/m3 annualized city average
Seasonality
December
Cleanest: September
Health indicator
0.5
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Žiar nad Hronom
51
44
52
44
39
43
48
45
34
40
58
59
What this seasonality page measures
Find each city's worst and cleanest months from daily OpenAQ-derived EPA AQI.
For Žiar nad Hronom, the current global analytics build covers 323 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.