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

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

A heat warning covering much of the Greater Toronto Area is expected to end on Wednesday night, Environment Canada says.

Toronto is back under a heat warning, with daytime highs climbing to between 30 and 34 C, according to Environment Canada, ...

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 ...

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

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

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

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

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

Main Square Community Recreation Centre and Birchmount Community Centre pools were closed with humidex ratings between 40 and 45 C ...

Southern areas in the Northwest Territories are also under a heat warning, and could see temperatures up to 30 C with overnight lows near 15 C. Some areas in southern Ontario, including Windsor and ...