What is the air quality trend in Kasterlee?

Over the past 8 days, Kasterlee had an average AQI of 26 based on station measurements. The worst day was 2026-06-09 with AQI 29.

How is Kasterlee air quality measured?

Air quality in Kasterlee 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 Kasterlee, Belgium

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

Historical PM2.5 and AQI trend from monitoring stations near Kasterlee, Belgium.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 34 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	29	21–35	6.9 µg/m³	15.6	12h	34
2026-06-08	27	22–39	6.4 µg/m³	12.5	24h	34
2026-06-07	28	17–37	6.7 µg/m³	14.3	24h	34
2026-06-06	25	18–31	5.9 µg/m³	9.7	24h	34
2026-06-05	27	18–33	6.4 µg/m³	14.3	24h	34
2026-06-04	26	17–37	6.1 µg/m³	11.4	24h	35
2026-06-03	26	18–38	6.3 µg/m³	11.1	24h	34
2026-06-02	27	23–31	6.5 µg/m³	10.1	11h	33

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