Montréal - Air Quality Health Index
Not Available
Thursday
Thursday night
Friday
Friday night
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...?
Air pollution triggers respiratory diseases like asthma in tens of thousands of Canadians.
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.

Observed Conditions
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Forecast Maximums
Issued at:
6:00 AM EST Thursday 2 February 2023
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.
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