London: Current Air Quality Health Index
Calculated at 2:00 pm EDT Wednesday, April 30, 2025
2

Low Risk
(1 - 3)
Moderate Risk
(4 - 6)
High Risk
(7 - 10)
Very High Risk
Forecast for London
- Forecast Air Quality Health Index maximums for London
- Issued at: 6:00 am EDT April 30, 2025
Forecast Air Quality Health Index maximums for London
Wednesday | 2 - Low Risk |  |
Wednesday Night | 2 - Low Risk |  |
Thursday | 3 - Low Risk |  |
Health Message for London
- Current Air Quality Health Index:
2
- Calculated at 2:00 pm EDT Wednesday, April 30, 2025
- Risk: Low
At-Risk Population:
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.