What is the air quality trend in Auxerre?

Over the past 7 days, Auxerre had an average AQI of 42 based on station measurements. The worst day was 2026-05-26 with AQI 50.

How is Auxerre air quality measured?

Air quality in Auxerre 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 Auxerre, France

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

143h

PM2.5 Station

143h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	38	15–181	13.0 µg/m³	19h	2
2026-05-28	46	20–67	11.7 µg/m³	19h	2
2026-05-27	38	11–89	9.7 µg/m³	21h	1
2026-05-26	50	7–117	14.0 µg/m³	21h	2
2026-05-25	41	2–131	10.9 µg/m³	23h	2
2026-05-24	41	1–117	10.9 µg/m³	20h	2
2026-05-23	41	10–137	11.2 µg/m³	20h	2

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