Bielsko-Biała Health Impact
Bielsko-Biała averaged 20.0 ug/m3 PM2.5, equal to 4.0x the WHO annual PM2.5 guideline and about 0.9 cigarettes per day by the simple AQI Now indicator. The page uses OpenAQ-derived daily history for 2 mapped monitoring locations in Śląskie, Poland.
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Average EPA AQI
66
Rank 18 of 155 cities by average AQI
PM2.5
20.0
ug/m3 annualized city average
Seasonality
December
Cleanest: July
Health indicator
0.9
cigarette-equivalent per day
Yearly EPA AQI trend
Seasonal EPA AQI heatmap
JanFebMarAprMayJunJulAugSepOctNovDec
Bielsko-Biała
82
63
78
58
50
50
49
58
59
72
85
92
What this health page measures
Translate PM2.5 exposure into WHO exceedance and a simple cigarette-equivalent indicator.
For Bielsko-Biała, the current global analytics build covers 363 daily rows from 2024-01-03 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.