What is the air quality trend in Lons-le-Saunier?

Over the past 8 days, Lons-le-Saunier had an average AQI of 40 based on station measurements. The worst day was 2026-05-27 with AQI 49.

How is Lons-le-Saunier air quality measured?

Air quality in Lons-le-Saunier 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 Lons-le-Saunier, France

Name: Lons-le-Saunier Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Lons-le-Saunier, France.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

148h

PM2.5 Station

148h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	35	17–58	8.5 µg/m³	14h	2
2026-05-28	41	6–74	10.2 µg/m³	21h	2
2026-05-27	49	8–78	13.0 µg/m³	23h	2
2026-05-26	47	18–153	12.9 µg/m³	21h	2
2026-05-25	33	14–60	8.2 µg/m³	22h	2
2026-05-24	44	9–142	12.1 µg/m³	21h	2
2026-05-23	41	9–113	11.1 µg/m³	21h	2
2026-05-22	31	12–44	7.4 µg/m³	5h	2

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