Ontario weather live forecast

Today's maximum temperature in Ontario is expected to be -2°C. Select a day from the live weather forecast for Ontario (Toronto), Canada for more weather parameters.

  • Sunday
    4th Jan
    Mostly cloudy with light snow (0-2 cm of snow expected)
  • Monday
    5th Jan
    Mostly cloudy with light snow (2-5 cm of snow expected)
  • Tuesday
    6th Jan
    Cloudy with sleet or snow (5-10 mm of rainfall expected)
  • Wednesday
    7th Jan
    Cloudy with sleet or snow (5-10 mm of rainfall expected)
  • Thursday
    8th Jan
    Overcast skies

5-day weather forecast updated at 04:01 on Sunday 4th January 2026 GMT

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

Top Ontario destinations

Below are temperatures expected today at popular countries, regions and places in Ontario. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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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 Sunday 4th January 2026

Expect mostly cloudy with light snow in Ontario with a maximum temperature of -2°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 cm of snow expected with 15% chance of some snow and a gentle breeze of 17 kph from the north-west.

  • -2°C maximum temperature-2
    °C maximum temperature
  • -6°C minimum temperature-6
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 15% chance of some snow15
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -8°C wind chill-8
    °C wind chill
  • Gentle breeze of 17 kph from the North-West17
    kph wind from NW

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Ontario weather for Monday 5th January 2026

Expect mostly cloudy with light snow in Ontario with a maximum temperature of 1°C and no hours of bright sunshine. There are 2-5 cm of snow expected with 86% chance of some snow and a gentle breeze of 19 kph from the south.

  • 1°C maximum temperature1
    °C maximum temperature
  • -5°C minimum temperature-5
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 86% chance of some snow86
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -4°C wind chill-4
    °C wind chill
  • Gentle breeze of 19 kph from the South19
    kph wind from S

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Ontario weather for Tuesday 6th January 2026

Expect cloudy with sleet or snow in Ontario with a maximum temperature of 3°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 94% chance of some sleet or snow and a moderate breeze of 23 kph from the east.

  • 3°C maximum temperature3
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 94% chance of some sleet or snow94
    % chance of some sleet or snow
  • 5-10 mm of sleet/snow expected<10
    mm of sleet/snow expected
  • -2°C wind chill-2
    °C wind chill
  • Moderate breeze of 23 kph from the East23
    kph wind from E

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Ontario weather for Wednesday 7th January 2026

Expect cloudy with sleet or snow in Ontario with a maximum temperature of 3°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of sleet/snow expected with 26% chance of some sleet or snow and a gentle breeze of 17 kph from the west.

  • 3°C maximum temperature3
    °C maximum temperature
  • 2°C minimum temperature2
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 26% chance of some sleet or snow26
    % chance of some sleet or snow
  • 5-10 mm of sleet/snow expected<10
    mm of sleet/snow expected
  • -2°C wind chill-2
    °C wind chill
  • Gentle breeze of 17 kph from the West17
    kph wind from W

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Ontario weather for Thursday 8th January 2026

Expect overcast skies in Ontario with a maximum temperature of 4°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-west.

  • 4°C maximum temperature4
    °C maximum temperature
  • 1°C minimum temperature1
    °C minimum temperature
  • Overcast skies
    overcast skies
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 0°C wind chill0
    °C wind chill
  • Gentle breeze of 18 kph from the South-West18
    kph wind from SW

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

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