What is the air quality trend in Ustroń?

Over the past 7 days, Ustroń had an average AQI of 53 based on station measurements. The worst day was with AQI .

How is Ustroń air quality measured?

Air quality in Ustroń 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 Ustroń, Poland

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

Historical PM2.5 and AQI trend from monitoring stations near Ustroń, Poland.

Current AQI
Moderate

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

108h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-10	82	48–134	26.6 µg/m³	31.9	22h	8
2026-04-09	71	54–109	21.5 µg/m³	25.3	17h	8
2026-04-08	26	20–35	6.3 µg/m³	13.8	9h	8
2026-04-07	22	11–41	5.3 µg/m³	12.3	24h	8
2026-04-06	17	8–40	4.2 µg/m³	6.2	19h	7
2026-04-04	60	25–90	17.8 µg/m³	20.1	15h	8
2026-04-03	94	90–99	32.9 µg/m³	34.0	2h	5

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