Hamilton West - Air Quality Health Index
3Low Risk
Moderate Risk
(4-6)
High Risk
(7-10)
Very High Risk
At-Risk Population:
- Enjoy your usual outdoor activities.
- Find out if you are at risk
General Population:
- Ideal air quality for outdoor activities.
Tuesday
Tuesday night
Wednesday
Wednesday 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...?
The single most energy consuming means of travel is the plane. The cheapest and least polluting way to travel long distances is to take the train or bus.
The AQHI is an initiative between Environment Canada, Health Canada and the Province of Ontario.

Observed ConditionsFootnote †
3 - Low Risk
Calculated at:
5:00 AM EDT Tuesday 21 March 2023
Forecast Maximums
Issued at:
6:00 AM EDT Tuesday 21 March 2023
The AQHI is an initiative between Environment Canada, Health Canada and the Province of Ontario.
What we are doing
Weather Forecasts
Weather Alerts
Weather Resources
- Date modified: