What is the air quality trend in Achères?

Over the past 8 days, Achères had an average AQI of 33 based on station measurements. The worst day was 2026-06-08 with AQI 41.

How is Achères air quality measured?

Air quality in Achères 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 Achères, France

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

169h

PM2.5 Station

169h · 1 station

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	21	5–35	5.1 µg/m³	1.8	8h	18
2026-06-08	41	17–155	11.9 µg/m³	2.4	24h	16
2026-06-07	34	19–60	8.5 µg/m³	2.3	24h	15
2026-06-06	37	20–88	9.2 µg/m³	2.6	24h	16
2026-06-05	36	18–142	9.5 µg/m³	2.5	24h	17
2026-06-04	34	14–73	8.3 µg/m³	1.9	24h	16
2026-06-03	33	18–91	8.4 µg/m³	1.4	24h	17
2026-06-02	32	2–58	7.9 µg/m³	1.0	17h	17

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