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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 ·
As shown in the live forecast above, Mississauga’s weather today is shaped by a passing system that brings cooler temperatures and a chance of precipitation. The key takeaway: expect a mix of clouds and sun, with highs near the seasonal average and a light breeze from the southwest.
What does “weather today” mean for Mississauga?
When we talk about “weather today” for Mississauga, we refer to the conditions from early morning through evening — including temperature, wind, cloud cover, and any precipitation. For today, the live forecast above indicates a daytime high around the low single digits Celsius, with a moderate chance of rain or wet snow depending on the hour. Winds remain light, under 20 km/h, so wind chill is minimal. This is typical for a late-winter transition day in southern Ontario, where the lake effect from Lake Ontario can keep skies variable.
Will it snow in Mississauga today?
Based on the live forecast above, snowfall in Mississauga today is possible but not likely to accumulate significantly. If precipitation falls, it may start as rain or a rain-snow mix, then change to flurries as temperatures drop overnight. For those checking the weather in Mississauga hourly, the best window for any snow is late afternoon into evening, when the air cools. Accumulations, if any, should stay under 2 cm — enough to dampen roads but not cause major travel issues.
What is the weather in Mississauga tomorrow?
For weather in Mississauga tomorrow, expect a slight warm-up as the system moves east. Highs near 4 °C with more sunshine in the morning, then increasing clouds by afternoon. A weak cold front may bring a few flurries overnight.
What does the 10 day forecast for Mississauga look like?
The weather in Mississauga 10 days shows a gradual transition to spring: daytime highs climbing from 2 °C to 8 °C by mid-week, with a mix of rain and sun. For a longer view, the 21 day weather forecast Mississauga and weather in Mississauga 30 days suggest near-normal temperatures with no major storms.
Where can I find reliable hourly updates?
For weather in Mississauga hourly updates, Environment and Climate Change Canada provides official observations every hour. You can also check the Canada Scope weather hub for regional summaries, or Toronto Weather for nearby city conditions.