What is the air quality trend in Kolín?

Over the past 12 days, Kolín had an average AQI of 43 based on station measurements. The worst day was 2026-10-21 with AQI 83.

How is Kolín air quality measured?

Air quality in Kolín 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 Kolín, Czech Republic

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

Historical PM2.5 and AQI trend from monitoring stations near Kolín, Czech Republic.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

30h

PM2.5 Station

30h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	83	53–109	27.2 µg/m³	3h	1
2026-10-20	42	23–65	10.9 µg/m³	4h	1
2026-10-19	38	22–51	9.0 µg/m³	5h	1
2026-10-18	45	34–51	10.8 µg/m³	3h	1
2026-10-17	59	15–94	18.9 µg/m³	3h	1
2026-10-16	63	56–66	17.6 µg/m³	3h	1
2026-10-14	46	37–63	11.9 µg/m³	3h	1
2026-10-12	23	23–23	5.5 µg/m³	1h	1
2026-10-11	19	19–19	4.6 µg/m³	1h	1
2026-10-10	12	12–12	2.9 µg/m³	1h	1
2026-10-08	35	35–35	8.4 µg/m³	1h	1
2026-10-07	59	48–70	16.3 µg/m³	2h	1

Back to Kolín Air Quality