What is the air quality trend in Knurów?

Over the past 15 days, Knurów had an average AQI of 40 based on station measurements. The worst day was 2026-05-24 with AQI 51.

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

336h

PM2.5 Station

336h · 12 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	35	29–41	8.5 µg/m³	12.5	6h	16
2026-05-29	43	26–153	11.5 µg/m³	12.5	24h	21
2026-05-28	32	22–42	7.7 µg/m³	10.4	24h	21
2026-05-27	40	26–48	9.7 µg/m³	22.7	24h	21
2026-05-26	39	30–51	9.4 µg/m³	16.7	24h	21
2026-05-25	37	25–56	9.0 µg/m³	12.9	24h	19
2026-05-24	51	32–152	13.6 µg/m³	18.8	24h	22
2026-05-23	43	32–60	10.6 µg/m³	17.0	24h	21
2026-05-22	39	29–68	9.5 µg/m³	13.9	24h	21
2026-05-21	38	25–147	10.1 µg/m³	11.1	24h	22
2026-05-20	36	27–55	8.8 µg/m³	15.9	24h	22
2026-05-19	36	27–52	8.7 µg/m³	14.9	24h	22
2026-05-18	48	24–135	13.4 µg/m³	15.6	24h	21
2026-05-17	47	28–150	12.7 µg/m³	15.5	24h	21
2026-05-16	47	31–130	12.6 µg/m³	19.7	18h	18

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