Forecasters say the change in weather will come mid‑week, with a risk of showers and thunderstorms on Wednesday.

Environment Canada says daytime highs will remain elevated on Wednesday, but cooler air could help end the heat warning.

As July comes to an end, the city is bracing for a multi-day heat event, with Environment Canada issuing a heat warning until Tuesday.

Tuesday and Wednesday are now expected to bring humid temperatures in the high 30s before a drop to 25 C on Thursday and ...

A two-day heat event is expected to begin Thursday, with the humidity making it feel like the temperature is in the mid-40s.

Toronto is only halfway through summer and has already surpassed last year’s total number of heat warnings. The city is currently under a heat warning that started earlier this week, and has been ...

Staff at two of Toronto's indoor pools refused to work on Tuesday, citing unsafe working conditions due to excessive humidity ...

Toronto is under its fifth heat warning this year, outpacing the number of heat events that happened last year, according to a meteorologist with Environment Canada.

The August long weekend brings a welcome break from the Environment Canada heat warnings and air quality alerts of the past ...

Toronto residents are in store for yet another round of soaring temperatures from Sunday to Tuesday, Environment Canada says.

A heat warning in southern Ontario has people in the Greater Toronto Area seeking relief in urban parks on Monday, with ...

Warnings were issued for southern Ontario and southwest Quebec as hot and humid weather is expected to linger through Thursday.