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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Scope Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Based on the live forecast above, Toronto’s weather today calls for conditions that may affect your plans. Dress accordingly and check for any alerts if you are heading outdoors this afternoon or evening.
What does the forecast mean for your day?
A meteorologist’s “partly cloudy” or “30 percent chance of rain” is a probability, not a guarantee. The live forecast above gives the most current outlook from Environment and Climate Change Canada. Use it to decide if you need an umbrella or a lighter coat, and check again before evening as conditions can shift quickly in the Greater Toronto Area.
How does Lake Ontario influence Toronto weather?
Lake Ontario moderates Toronto’s climate, keeping winter lows a few degrees milder than inland areas and delaying spring warmth. In summer, a lake breeze can drop temperatures near the shore by several degrees compared to northern suburbs. This effect is most noticeable in the afternoon when the land heats faster than the water.
Is Toronto weather unpredictable?
Yes, because the city lies in a zone where different air masses collide. A system moving from the Great Lakes can bring sudden rain or snow, so checking the live forecast above is the most reliable way to stay prepared.
When is the best time to visit Toronto for mild weather?
Late spring (May–June) and early autumn (September–October) usually offer the most comfortable temperatures, with fewer extremes of heat or cold. The live forecast above will help you confirm conditions for your travel dates.
Why does Toronto sometimes feel more humid than the temperature suggests?
Humidity from the Great Lakes and the city’s urban heat island can make summer days feel stickier. The humidex in the live forecast above accounts for this effect, giving a “feels like” value that better reflects comfort levels.
Sources
For other cities, see Canada weather hub or the Toronto Weather page.