What is the air quality trend in Vaudreuil-Dorion?

Over the past 8 days, Vaudreuil-Dorion had an average AQI of 59 based on station measurements. The worst day was 2026-07-15 with AQI 122.

How is Vaudreuil-Dorion air quality measured?

Air quality in Vaudreuil-Dorion 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 Vaudreuil-Dorion, Canada

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

Historical PM2.5 and AQI trend from monitoring stations near Vaudreuil-Dorion, Canada.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

130h

PM2.5 Station

130h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-21	65	35–103	19.1 µg/m³	21.0	20h	1
2026-07-20	37	22–50	8.9 µg/m³	9.2	24h	1
2026-07-19	38	8–126	11.2 µg/m³	12.0	24h	1
2026-07-18	64	16–171	24.9 µg/m³	27.9	24h	1
2026-07-17	23	4–52	5.4 µg/m³	5.7	24h	1
2026-07-16	34	7–76	9.0 µg/m³	9.3	10h	1
2026-07-15	122	122–122	44.2 µg/m³	52.9	1h	1
2026-07-14	94	91–96	32.7 µg/m³	36.0	3h	1

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