Toronto Downtown: current Air Quality Health Index (AQHI)

Calculated at 3:00 am EDT Wednesday, July 9, 2025

Forecast for Toronto Downtown

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Forecasts not available

Health message for Toronto Downtown

• Current Air Quality Health Index: 2
• Calculated at 3:00 am EDT Wednesday, July 9, 2025
• Risk: Low

At-risk population:

• Enjoy your usual outdoor activities.
• Find out if you are at risk

General population:

• Ideal air quality for outdoor activities.

See the Ontario Ministry of the Environment, Conservation and Parks air quality health messages.

Note: AQHI readings on this web page are based on automatically polled data and have not undergone final verification.