Montréal - Air Quality Health Index
Not Available
Issued at: 6:00 AM EST Tuesday 16 December 2025
Tuesday
2
- Low Risk
Tuesday night
2
- Low Risk
Wednesday
2
- Low Risk
Wednesday night
2
- Low Risk
Who is at risk?
People with heart and lung conditions are most affected by air pollution.
To find out if you are at risk, consult the health guide, or your physician.
Visit the national AQHI Web site to learn more about the AQHI.
Did you know...?
Avoiding just 10 miles of driving every week eliminates about 227 kilograms of carbon dioxide emissions a year.
The AQHI is an initiative of Environment Canada and Health Canada. The AQHI forecast in Quebec is made possible, in part, by data from the air quality monitoring networks of the ministère de l'Environnement et de la Lutte contre les changements climatiques du Québec and the City of Montréal.
