Ontario weather in January 2024

  • -2°C maximum daytime temperature in January in Ontario (Toronto)-2
    -2°C max day temperature
  • 3 hours of sunshine per day
  • 12 days with some rainfall in January in Ontario (Toronto)12
    12 days with some rainfall
  • -10°C minimum night-time temperature in January in Ontario (Toronto)-10
    -10°C min night temperature
  • 9 hours of daylight per day in January in Ontario (Toronto)9
    9 hours of daylight per day
  • No heat & humidity in January in Ontario (Toronto)0
    No heat & humidity
  • 54 mm monthly rainfall in January in Ontario (Toronto)54
    54 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Ontario (Toronto)1
    1 (Low) UV index
  • 3°C sea temperature in January in Ontario (Toronto)3
    3°C sea temperature

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

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Recommended for Ontario

The January weather guide for Ontario (Toronto) 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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Metric (°C / mm)  |  Imperial (°F / inches)

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More about Canada

How cold is it in Ontario in January?

Daytime temperatures usually reach -2°C in Toronto, Ontario in January, falling to -10°C at night.

How sunny is it in Ontario in January?

There are normally 3 hours of bright sunshine each day in Toronto, Ontario in January - that's 33% of daylight hours.

Is the sea cold around Ontario in January?

The average sea temperature around Toronto, Ontario in January is 3°C.

Does it rain in Ontario in January?

There are usually 12 days with some rain in Toronto, Ontario in January and the average monthly rainfall is 54mm. Rain may fall as snow in this month.

Ontario January sunrise & sunset times

Browse the sunrise and sunset times for Ontario in January 2024. Select a month to view Ontario sunrise and sunset times for the next 12 months. The Ontario sunrise and sunset times shown below are for Toronto.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st January 2024 07:51 16:51
Tuesday, 16th January 2024 07:48 17:07
Wednesday, 31st January 2024 07:36 17:27

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