What is the air quality trend in Marseille 01?

Over the past 8 days, Marseille 01 had an average AQI of 45 based on station measurements. The worst day was 2026-06-06 with AQI 66.

How is Marseille 01 air quality measured?

Air quality in Marseille 01 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 Marseille 01, France

Name: Marseille 01 Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Marseille 01, France.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 7 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	20–48	6.9 µg/m³	11.7	8h	6
2026-06-08	46	21–158	13.8 µg/m³	19.0	24h	6
2026-06-07	47	18–97	13.0 µg/m³	18.2	24h	6
2026-06-06	66	19–182	24.2 µg/m³	31.4	24h	6
2026-06-05	40	6–137	11.4 µg/m³	15.2	24h	5
2026-06-04	44	7–168	14.3 µg/m³	19.3	24h	6
2026-06-03	30	11–149	8.2 µg/m³	11.5	24h	7
2026-06-02	59	15–156	18.1 µg/m³	23.7	16h	8

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