What is the air quality trend in Knurów?

Over the past 8 days, Knurów had an average AQI of 69 based on station measurements. The worst day was 2026-10-18 with AQI 105.

How is Knurów air quality measured?

Air quality in Knurów 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 Knurów, Poland

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

158h

PM2.5 Station

158h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	60	55–63	16.2 µg/m³	8h	3
2026-10-20	48	25–63	12.1 µg/m³	23h	3
2026-10-19	61	42–85	17.2 µg/m³	23h	3
2026-10-18	105	28–157	37.7 µg/m³	23h	3
2026-10-17	83	31–147	27.4 µg/m³	23h	3
2026-10-16	75	24–127	24.3 µg/m³	21h	3
2026-10-15	66	33–148	19.9 µg/m³	22h	3
2026-10-14	54	27–125	15.0 µg/m³	15h	3

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