What is the air quality trend in Sint-Truiden?

Over the past 15 days, Sint-Truiden had an average AQI of 29 based on station measurements. The worst day was 2026-05-24 with AQI 39.

How is Sint-Truiden air quality measured?

Air quality in Sint-Truiden 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 Sint-Truiden, Belgium

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

Historical PM2.5 and AQI trend from monitoring stations near Sint-Truiden, Belgium.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

337h

PM2.5 Station

337h · 18 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	39	27–63	9.5 µg/m³	24h	22
2026-05-28	28	19–34	6.8 µg/m³	24h	21
2026-05-27	36	22–54	8.6 µg/m³	24h	22
2026-05-26	32	22–41	7.6 µg/m³	24h	22
2026-05-25	31	21–42	7.3 µg/m³	24h	21
2026-05-24	39	23–67	9.5 µg/m³	24h	22
2026-05-23	35	19–45	8.4 µg/m³	24h	22
2026-05-22	30	20–37	7.2 µg/m³	24h	22
2026-05-21	30	21–37	7.2 µg/m³	24h	22
2026-05-20	26	16–39	6.3 µg/m³	24h	20
2026-05-19	29	18–45	7.0 µg/m³	24h	18
2026-05-18	30	15–54	7.3 µg/m³	24h	21
2026-05-17	24	8–35	5.8 µg/m³	24h	17
2026-05-16	36	12–49	8.7 µg/m³	24h	20
2026-05-15	4	4–4	1.0 µg/m³	1h	1

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