What is the air quality trend in Bourg-la-Reine?

Over the past 8 days, Bourg-la-Reine had an average AQI of 41 based on station measurements. The worst day was 2026-10-19 with AQI 73.

How is Bourg-la-Reine air quality measured?

Air quality in Bourg-la-Reine 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 Bourg-la-Reine, France

Name: Bourg-la-Reine Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Bourg-la-Reine, France.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 4 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	23	4–52	5.5 µg/m³	6.2	16h	3
2026-10-20	50	15–98	15.0 µg/m³	16.6	24h	4
2026-10-19	73	49–125	22.3 µg/m³	24.9	24h	3
2026-10-18	43	12–124	12.4 µg/m³	15.1	24h	3
2026-10-17	24	8–62	6.0 µg/m³	7.9	24h	4
2026-10-16	30	6–71	7.4 µg/m³	8.6	24h	4
2026-10-15	39	6–84	10.5 µg/m³	11.9	24h	4
2026-10-14	46	17–57	11.3 µg/m³	13.9	7h	4

Back to Bourg-la-Reine Air Quality