Cornwall: current Air Quality Health Index (AQHI)

Calculated at 7:00 pm EDT Sunday, July 6, 2025

4

1

2

3

4

5

6

7

8

9

10

+

low risk
(1 - 3)

moderate risk
(4 - 6)

high risk
(7 - 10)

very high risk

Forecast for Cornwall

• Forecast Air Quality Health Index maximums for Cornwall
• Issued at: 5:00 pm EDT July 6, 2025

Forecast Air Quality Health Index maximums for Cornwall

Period	Forecast maximum (Issued at 5:00 pm EDT July 6, 2025)
Sunday night	3 - Low Risk
Monday	2 - Low Risk

Health message for Cornwall

• Current Air Quality Health Index: 4
• Calculated at 7:00 pm EDT Sunday, July 6, 2025
• Risk: Moderate

At-risk population:

• Consider reducing or rescheduling strenuous activities outdoors if you are experiencing symptoms.
• Find out if you are at risk

General population:

• No need to modify your usual outdoor activities unless you experience symptoms such as coughing and throat irritation.

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.