Ontario weather live forecast

Today's maximum temperature in Ontario is expected to be 25°C. 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 Saturday 25th July 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 24th July 2026

Expect clear skies in Ontario with a maximum temperature of 25°C, maximum UV of 8 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-east.

  • 25°C maximum temperature25
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Clear skies
    clear skies
  • 15 hours of bright sunshine15
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Light breeze of 12 kph from the South-East12
    kph wind from SE

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Ontario weather for Saturday 25th July 2026

Expect isolated thunderstorms in Ontario with a maximum temperature of 25°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 17% chance of some rain and a gentle breeze of 14 kph from the south-east.

  • 25°C maximum temperature25
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 17% chance of some rain17
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Gentle breeze of 14 kph from the South-East14
    kph wind from SE

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Ontario weather for Sunday 26th July 2026

Expect isolated thunderstorms in Ontario with a maximum temperature of 25°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 64% chance of some rain and a light breeze of 12 kph from the south-west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 64% chance of some rain64
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 12 kph from the South-West12
    kph wind from SW

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Ontario weather for Monday 27th July 2026

Expect isolated thunderstorms in Ontario with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 76% chance of some rain and a gentle breeze of 14 kph from the south.

  • 27°C maximum temperature27
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 76% chance of some rain76
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 14 kph from the South14
    kph wind from S

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Ontario weather for Tuesday 28th July 2026

Expect isolated thunderstorms in Ontario with a maximum temperature of 24°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 68% chance of some rain and a gentle breeze of 19 kph from the north-west.

  • 24°C maximum temperature24
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 68% chance of some rain68
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 24°C wind chill24
    °C wind chill
  • Gentle breeze of 19 kph from the North-West19
    kph wind from NW

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