Ontario weather forecast

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Below are temperatures expected tomorrow at popular destinations in Ontario. Select a destination to see the 5-day weather forecast.

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The 5-day weather forecast for Ontario is provided by the Swiss meteorological agency, MeteoBlue. Find out more about our data sources.

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Ontario weather forecast by day

Below are the detailed weather forecasts for Ontario for the next 5 days. The forecasts shown are for Toronto and may not represent the whole of Ontario. Browse more destinations in Ontario to view more weather forecasts.

Ontario weather for Thursday 21st January 2021

Below is the Ontario weather forecast for Thursday 21st January 2021. Expect overcast with light snow in Ontario with a maximum temperature of 3°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 46% chance of some snow and a moderate breeze of 26 kph from the south-west.

3
°C maximum temperature
-2
°C minimum temperature
overcast with light snow
0
hours of sunshine
1
UV index (Low)
46
% chance of some snow
<2
cm of snow expected
-2
°C wind chill
26
kph wind from SW

Ontario weather for Friday 22nd January 2021

Below is the Ontario weather forecast for Friday 22nd January 2021. Expect broken clouds in Ontario with a maximum temperature of 1°C and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the west.

1
°C maximum temperature
-6
°C minimum temperature
broken clouds
2
hours of sunshine
0
UV index (None)
0
mm of rainfall expected
-4
°C wind chill
23
kph wind from W

Ontario weather for Saturday 23rd January 2021

Below is the Ontario weather forecast for Saturday 23rd January 2021. Expect scattered clouds in Ontario with a maximum temperature of -6°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 19 kph from the north-west.

-6
°C maximum temperature
-10
°C minimum temperature
scattered clouds
5
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-12
°C wind chill
19
kph wind from NW

Ontario weather for Sunday 24th January 2021

Below is the Ontario weather forecast for Sunday 24th January 2021. Expect broken clouds in Ontario with a maximum temperature of -3°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 10 kph from the north-east.

-3
°C maximum temperature
-8
°C minimum temperature
broken clouds
0
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-7
°C wind chill
10
kph wind from NE

Ontario weather for Monday 25th January 2021

Below is the Ontario weather forecast for Monday 25th January 2021. Expect mostly cloudy with light snow in Ontario with a maximum temperature of -3°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 2-5 cm of snow expected with 54% chance of some snow and a gentle breeze of 15 kph from the north-east.