Ontario weather live forecast

Today's maximum temperature in Ontario is expected to be 34°F. Select a day from the live weather forecast for Ontario (Toronto), Canada for more weather parameters.

5-day weather forecast updated at 04:00 on Friday 27th March 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.

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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 Friday 27th March 2026

Expect scattered clouds in Ontario with a maximum temperature of 34°F, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 19 mph from the north.

  • 34°F maximum temperature34
    °F maximum temperature
  • 23°F minimum temperature23
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 21°F wind chill21
    °F wind chill
  • Fresh breeze of 19 mph from the North19
    mph wind from N

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Ontario weather for Saturday 28th March 2026

Expect broken clouds in Ontario with a maximum temperature of 36°F, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the west.

  • 36°F maximum temperature36
    °F maximum temperature
  • 23°F minimum temperature23
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 27°F wind chill27
    °F wind chill
  • Moderate breeze of 16 mph from the West16
    mph wind from W

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Ontario weather for Sunday 29th March 2026

Expect broken clouds in Ontario with a maximum temperature of 48°F, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the south-west.

  • 48°F maximum temperature48
    °F maximum temperature
  • 30°F minimum temperature30
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 41°F wind chill41
    °F wind chill
  • Moderate breeze of 16 mph from the South-West16
    mph wind from SW

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Ontario weather for Monday 30th March 2026

Expect mostly cloudy with light rain in Ontario with a maximum temperature of 61°F, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 10 mph from the west.

  • 61°F maximum temperature61
    °F maximum temperature
  • 37°F minimum temperature37
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 61°F wind chill61
    °F wind chill
  • Gentle breeze of 10 mph from the West10
    mph wind from W

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Ontario weather for Tuesday 31st March 2026

Expect mostly cloudy with rain in Ontario with a maximum temperature of 46°F, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 71% chance of some rain and a moderate breeze of 17 mph from the south-east.

  • 46°F maximum temperature46
    °F maximum temperature
  • 39°F minimum temperature39
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 71% chance of some rain71
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 41°F wind chill41
    °F wind chill
  • Moderate breeze of 17 mph from the South-East17
    mph wind from SE

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