What is the air quality trend in Bielsko-Biala?

Over the past 14 days, Bielsko-Biala had an average AQI of 56 based on station measurements. The worst day was with AQI .

How is Bielsko-Biala air quality measured?

Air quality in Bielsko-Biala is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Bielsko-Biala, Poland

Name: Bielsko-Biala Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Bielsko-Biala, Poland.

Current AQI
Moderate

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

262h · 2 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-10	78	44–119	24.9 µg/m³	28.5	21h	6
2026-04-09	72	53–101	22.2 µg/m³	25.3	17h	7
2026-04-08	26	14–35	6.2 µg/m³	10.2	9h	6
2026-04-07	22	13–34	5.2 µg/m³	8.4	24h	6
2026-04-06	17	12–30	4.1 µg/m³	5.1	18h	6
2026-04-04	60	25–93	18.3 µg/m³	20.1	15h	6
2026-04-03	75	40–127	23.4 µg/m³	25.8	24h	7
2026-04-02	68	42–95	20.2 µg/m³	21.6	24h	6
2026-04-01	47	21–78	12.1 µg/m³	13.4	23h	6
2026-03-31	59	27–75	16.1 µg/m³	17.4	24h	6
2026-03-30	58	20–79	16.2 µg/m³	18.9	12h	5
2026-03-29	71	55–101	21.7 µg/m³	24.8	24h	7
2026-03-28	76	35–141	23.9 µg/m³	27.7	24h	6
2026-03-27	58	39–86	16.5 µg/m³	17.0	3h	5

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