Hamilton Mountain - Air Quality Health Index
Not Available
Issued at: 6:00 AM EDT Tuesday 21 March 2023
Tuesday
3
- Low Risk
Tuesday night
3
- Low Risk
Wednesday
4
- Moderate Risk
Wednesday night
3
- 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...?
You should avoid spilling gas when filling cans and tanks.
The AQHI is an initiative between Environment Canada, Health Canada and the Province of Ontario.

Observed ConditionsFootnote †
Not Available
Forecast Maximums
Tuesday
3 -
Low Risk
Tuesday night
3 -
Low Risk
Wednesday
4 -
Moderate Risk
Wednesday night
3 -
Low Risk
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: