What is the air quality trend in Illkirch-Graffenstaden?

Over the past 8 days, Illkirch-Graffenstaden had an average AQI of 38 based on station measurements. The worst day was 2026-07-15 with AQI 49.

How is Illkirch-Graffenstaden air quality measured?

Air quality in Illkirch-Graffenstaden 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 Illkirch-Graffenstaden, France

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

Historical PM2.5 and AQI trend from monitoring stations near Illkirch-Graffenstaden, France.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

34h

PM2.5 Station

34h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	21	19–25	5.0 µg/m³	4h	1
2026-07-21	30	24–42	7.2 µg/m³	5h	1
2026-07-20	36	27–40	8.6 µg/m³	5h	1
2026-07-19	40	39–42	9.7 µg/m³	2h	1
2026-07-18	42	37–48	10.0 µg/m³	4h	1
2026-07-17	39	37–40	9.4 µg/m³	4h	1
2026-07-16	49	48–51	11.8 µg/m³	4h	1
2026-07-15	49	46–60	12.1 µg/m³	6h	1

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