What is the air quality trend in Flémalle-Haute?

Over the past 15 days, Flémalle-Haute had an average AQI of 31 based on station measurements. The worst day was 2026-05-29 with AQI 40.

How is Flémalle-Haute air quality measured?

Air quality in Flémalle-Haute 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 Flémalle-Haute, Belgium

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

Historical PM2.5 and AQI trend from monitoring stations near Flémalle-Haute, 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	40	26–62	9.9 µg/m³	24h	20
2026-05-28	30	20–38	7.1 µg/m³	24h	19
2026-05-27	36	18–51	8.6 µg/m³	24h	20
2026-05-26	33	22–45	8.0 µg/m³	24h	20
2026-05-25	32	21–44	7.7 µg/m³	24h	19
2026-05-24	37	23–63	9.0 µg/m³	24h	19
2026-05-23	36	22–52	8.6 µg/m³	24h	20
2026-05-22	31	25–40	7.4 µg/m³	24h	20
2026-05-21	32	24–50	7.7 µg/m³	24h	20
2026-05-20	28	18–40	6.6 µg/m³	24h	18
2026-05-19	30	20–46	7.2 µg/m³	24h	17
2026-05-18	34	21–54	8.2 µg/m³	24h	19
2026-05-17	27	8–42	6.4 µg/m³	24h	16
2026-05-16	38	12–53	9.2 µg/m³	24h	17
2026-05-15	4	4–4	1.0 µg/m³	1h	1

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