What is the air quality trend in Lagny-sur-Marne?

Over the past 8 days, Lagny-sur-Marne had an average AQI of 29 based on station measurements. The worst day was 2026-08-29 with AQI 34.

How is Lagny-sur-Marne air quality measured?

Air quality in Lagny-sur-Marne 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 Lagny-sur-Marne, France

Name: Lagny-sur-Marne Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Lagny-sur-Marne, France.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 14 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-09-05	28	18–50	6.6 µg/m³	7.5	17h	11
2026-09-04	26	10–42	6.1 µg/m³	3.6	24h	13
2026-09-03	31	15–76	7.8 µg/m³	4.9	24h	12
2026-09-02	27	15–48	6.5 µg/m³	5.8	24h	13
2026-09-01	26	13–48	6.3 µg/m³	6.3	24h	13
2026-08-31	34	12–108	8.6 µg/m³	2.3	24h	13
2026-08-30	32	14–74	7.9 µg/m³	4.6	24h	15
2026-08-29	34	23–47	8.0 µg/m³	3.6	4h	13

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