Chatham: Current Air Quality Health Index
Calculated at 5:00 pm EDT Sunday, June 15, 2025
4

Low Risk
(1 - 3)
Moderate Risk
(4 - 6)
High Risk
(7 - 10)
Very High Risk
Forecast for Chatham
- Forecast Air Quality Health Index maximums for Chatham
- Issued at: 5:00 pm EDT June 15, 2025
Forecast Air Quality Health Index maximums for Chatham
Sunday Night | 3 - Low Risk |  |
Monday | 3 - Low Risk |  |
Health Message for Chatham
- Current Air Quality Health Index:
4
- Calculated at 5:00 pm EDT Sunday, June 15, 2025
- Risk: Moderate
At-Risk Population:
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.