Tue. Apr 28th, 2026

Brace for Winter: Snowstorms and Rainy Days Ahead This Week in Ontario

Residents across southern Ontario should prepare for a cold and wet week as freezing temperatures, rain, and the possibility of snow dominate the forecast.

Starting today (Nov. 24), expect predominantly cloudy conditions with a 40% chance of morning rain and brisk winds reaching up to 50 km/h. Daytime highs will hover around 7°C, but temperatures will dip to -2°C overnight, bringing a frigid close to the day.

Monday: Chilly with Rain Chances

Monday will see mostly cloudy skies with occasional sunny breaks. A 40% chance of afternoon rain is forecast, accompanied by light winds at 15 km/h. The day will start with a wind chill of -5°C but will warm up to a daytime high of 6°C. Evening temperatures will drop to 4°C under cloudy skies, with rain potentially returning.

Tuesday: Mildest Day Before the Freeze

Tuesday offers a brief respite, with a high of 7°C and a 70% chance of showers during the day. As temperatures fall to -1°C overnight, a mix of rain or flurries is expected, signaling the start of colder weather.

Midweek: Gloomy Skies with Snow Looming

Wednesday will remain overcast, with highs reaching 3°C and evening lows holding steady at 0°C. Thursday follows a similar pattern, with a 40% chance of snow or rain during the day as temperatures reach 3°C, dipping to -1°C overnight.

End of the Week: Snow and Freezing Temperatures

Friday and Saturday bring a higher likelihood of flurries, with a 60% chance of snow both days. Daytime highs will peak at 1°C, while overnight lows will slip to -2°C.

With freezing temperatures, snowstorms, and icy conditions in the mix, drivers and pedestrians should exercise caution throughout the week. Stay tuned for weather updates and prepare for winter’s arrival in southern Ontario.

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