What is the air quality trend in Fléron?

Over the past 15 days, Fléron had an average AQI of 35 based on station measurements. The worst day was 2026-05-30 with AQI 58.

How is Fléron air quality measured?

Air quality in Fléron 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 Fléron, Belgium

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 13 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	58	58–58	15.6 µg/m³	—	1h	13
2026-05-29	42	25–62	10.2 µg/m³	32.8	24h	18
2026-05-28	31	23–45	7.4 µg/m³	22.3	24h	17
2026-05-27	35	23–54	8.4 µg/m³	23.3	24h	17
2026-05-26	31	21–48	7.4 µg/m³	16.0	24h	18
2026-05-25	33	22–42	7.9 µg/m³	12.3	24h	17
2026-05-24	36	25–57	8.8 µg/m³	17.1	24h	18
2026-05-23	36	23–53	8.5 µg/m³	17.0	24h	18
2026-05-22	34	17–88	8.6 µg/m³	15.1	24h	17
2026-05-21	32	23–46	7.7 µg/m³	14.3	24h	18
2026-05-20	33	20–164	9.7 µg/m³	12.1	24h	17
2026-05-19	28	17–38	6.7 µg/m³	7.5	24h	16
2026-05-18	37	27–47	8.9 µg/m³	8.0	24h	17
2026-05-17	28	17–52	6.8 µg/m³	6.7	24h	15
2026-05-16	35	4–53	8.4 µg/m³	11.2	23h	15

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