What is the air quality trend in Poznań?

Over the past 8 days, Poznań had an average AQI of 43 based on station measurements. The worst day was 2026-10-17 with AQI 82.

How is Poznań air quality measured?

Air quality in Poznań 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 Poznań, Poland

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

164h

PM2.5 Station

164h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	59	54–68	16.1 µg/m³	18.6	6h	1
2026-10-20	60	25–129	16.7 µg/m³	21.3	24h	1
2026-10-19	17	4–46	4.0 µg/m³	5.5	23h	1
2026-10-18	45	4–108	13.2 µg/m³	17.1	24h	1
2026-10-17	82	42–122	26.6 µg/m³	33.8	24h	1
2026-10-16	45	4–119	12.5 µg/m³	17.0	24h	1
2026-10-15	24	4–71	6.1 µg/m³	7.8	22h	1
2026-10-14	18	4–42	4.3 µg/m³	6.1	17h	1

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