Ontario weather in March 2021

Get the latest coronavirus (COVID-19) updates for Canada with current travel advice, statistics and online resources.

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

More destinations >>

Recommended for Ontario

  • Top deals & discounts
  • Ontario weather overview
  • Ontario climate averages by month
  • More destinations
  • Best time to go to Ontario
  • Ontario 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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.

  • Combine flights + hotel & save up to 15% on holiday bookings
  • Search for holiday deals for destinations worldwide
  • Filter offers by price, board basis, star rating & accommodation

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)

Back to top

Discover more about Canada

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.

JanFebMarAprMayJunJulAugSepOctNovDec

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
  • Save on holidays with latest offers from Virgin Holidays
  • Book US holidays to Florida, New York, LA & Las Vegas
  • Plus Caribbean breaks to Barbados, Cuba, Antigua & more

More Ontario destinations

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.