What is the air quality trend in Argentan?

Over the past 21 days, Argentan had an average AQI of 34 based on station measurements. The worst day was 2026-08-20 with AQI 53.

How is Argentan air quality measured?

Air quality in Argentan 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 Argentan, France

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

443h

PM2.5 Station

443h · 3 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	32	12–67	7.9 µg/m³	18h	3
2026-09-04	31	12–58	7.6 µg/m³	23h	3
2026-09-03	34	10–68	8.4 µg/m³	23h	3
2026-09-02	33	16–90	8.4 µg/m³	23h	3
2026-09-01	32	15–72	8.1 µg/m³	24h	3
2026-08-31	33	17–69	8.4 µg/m³	23h	3
2026-08-30	31	9–101	8.1 µg/m³	23h	3
2026-08-29	37	9–71	9.5 µg/m³	21h	3
2026-08-28	44	17–103	11.9 µg/m³	21h	3
2026-08-27	36	15–72	9.0 µg/m³	23h	3
2026-08-26	33	12–73	8.3 µg/m³	21h	3
2026-08-25	34	15–90	8.6 µg/m³	23h	3
2026-08-24	32	11–45	7.7 µg/m³	20h	3
2026-08-23	34	20–63	8.3 µg/m³	23h	3
2026-08-22	33	13–68	8.1 µg/m³	23h	3
2026-08-21	29	9–52	7.1 µg/m³	23h	3
2026-08-20	53	20–394	25.8 µg/m³	21h	3
2026-08-19	33	11–76	8.3 µg/m³	19h	3
2026-08-18	33	16–68	8.2 µg/m³	22h	3
2026-08-17	35	6–59	8.5 µg/m³	23h	2
2026-08-16	34	25–45	8.2 µg/m³	3h	3

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