1. North America
  2. Canada
  3. Québec
  4. Champlain
  5. Longueuil

Longueuil

Champlain, Québec

2026-07-20 09:00
AQI (India)
Good
Pollutants
O3
μg/m³
40.7
PM2.5
μg/m³
6
Weather
  • ℃
  • ℉
17℃
79%
3 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • O3
  • PM2.5
Places included
Bourassa
AQI 41
Saint-Hubert
AQI 10
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

Longueuil
AQI 41
Saint-Lambert
AQI 10
Montreal
AQI 30
Boucherville
AQI 10
Westmount
AQI 10
Brossard
AQI 33
Montréal-Est
AQI 10
Mont-Royal
AQI 10
St-Bruno-de-Montarville
AQI 10
La Prairie
AQI 11
Montreal West
AQI 10