In the future, Toronto is expected to experience much higher temperatures and more extended heat waves.
By the year 2050, Toronto is expected to see*:
- the average daily maximum rise to 44°C, up from 37°C in 2009;
- 66 days above 30°C, up from 20 days;
- four times as many extended heatwaves per year.
Heat Warnings and Extended Heat Warnings will be issued by Toronto Public Health. Learn more about heat warnings and Toronto Public Health's Hot Weather Plan (PDF).