What is the air quality trend in Chamalières?

Over the past 15 days, Chamalières had an average AQI of 49 based on station measurements. The worst day was 2026-07-26 with AQI 105.

How is Chamalières air quality measured?

Air quality in Chamalières 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 Chamalières, France

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

137h

PM2.5 Station

137h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	31	24–40	7.4 µg/m³	6h	2
2026-08-07	41	27–53	9.8 µg/m³	16h	2
2026-08-06	35	21–48	8.4 µg/m³	12h	2
2026-08-05	32	23–40	7.6 µg/m³	10h	2
2026-08-04	32	17–44	7.7 µg/m³	18h	2
2026-08-03	50	37–57	12.1 µg/m³	14h	2
2026-08-02	44	32–68	11.9 µg/m³	3h	2
2026-08-01	48	42–57	11.6 µg/m³	7h	2
2026-07-31	60	34–77	16.9 µg/m³	10h	2
2026-07-30	59	55–62	15.7 µg/m³	7h	2
2026-07-29	56	29–73	15.8 µg/m³	7h	2
2026-07-28	34	23–50	8.3 µg/m³	7h	1
2026-07-27	28	17–44	6.8 µg/m³	9h	2
2026-07-26	105	34–133	37.1 µg/m³	5h	2
2026-07-25	89	47–152	29.7 µg/m³	6h	2

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