What is the air quality trend in Cognac?

Over the past 15 days, Cognac had an average AQI of 38 based on station measurements. The worst day was 2026-07-25 with AQI 75.

How is Cognac air quality measured?

Air quality in Cognac 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 Cognac, France

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

234h

PM2.5 Station

234h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	29	10–67	7.9 µg/m³	4h	1
2026-08-07	37	10–74	9.3 µg/m³	13h	1
2026-08-06	39	18–100	10.2 µg/m³	20h	2
2026-08-05	37	13–70	9.6 µg/m³	21h	2
2026-08-04	29	12–54	7.1 µg/m³	16h	2
2026-08-03	42	13–63	10.5 µg/m³	17h	1
2026-08-02	40	13–85	10.4 µg/m³	17h	1
2026-08-01	35	7–59	8.6 µg/m³	16h	1
2026-07-31	44	17–69	11.8 µg/m³	15h	1
2026-07-30	42	13–73	10.8 µg/m³	16h	2
2026-07-29	39	1–106	10.5 µg/m³	19h	1
2026-07-28	32	10–66	8.1 µg/m³	18h	1
2026-07-27	29	4–53	7.0 µg/m³	14h	1
2026-07-26	34	11–91	9.0 µg/m³	16h	2
2026-07-25	75	17–434	49.4 µg/m³	12h	1

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