Ontario weather in March 2021

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Below are average maximum temperatures at popular destinations in Ontario in March. Select a destination to see more weather parameters.

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The March weather guide for Ontario shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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How cold is it in Ontario in March?

Daytime temperatures usually reach 4°C in Toronto, Ontario in March, falling to -4°C at night.

How sunny is it in Ontario in March?

There are normally 5 hours of bright sunshine each day in Toronto, Ontario in March - that's 40% of daylight hours.

Is the sea cold around Ontario in March?

The average sea temperature around Toronto, Ontario in March is 2°C.

Does it rain in Ontario in March?

There are usually 10 days with some rain in Toronto, Ontario in March and the average monthly rainfall is 60mm. Rain may fall as snow in this month.

Metric (°C / mm)  |  Imperial (°F / inches)

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Ontario sunrise & sunset times for March 2021

Browse the sunrise & sunset times for Ontario in March 2021. Select a month to view Ontario sunrise & sunset times for the next twelve months. The Ontario sunrise & sunset times shown below are for Toronto.


Date Sunrise times Sunset times
Monday, 1st March 2021 06:54 18:07
Tuesday, 16th March 2021 07:27 19:25
Wednesday, 31st March 2021 07:00 19:44
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