Sault Ste. Marie weather live forecast

Today's maximum temperature in Sault Ste. Marie is expected to be 79°F. Select a day from the live weather forecast for Sault Ste. Marie, Ontario, Canada for more weather parameters.

5-day weather forecast updated at 04:01 on Saturday 16th August 2025 GMT

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

Sault Ste. Marie weather forecast by day

Below are the detailed weather forecasts for Sault Ste. Marie for the next 5 days.

Sault Ste. Marie weather for Saturday 16th August 2025

Expect isolated thunderstorms in Sault Ste. Marie, Ontario with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 30-40 mm of rainfall expected with 84% chance of some rain and a light breeze of 6 mph from the north-west.

  • 79°F maximum temperature79
    °F maximum temperature
  • 66°F minimum temperature66
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 84% chance of some rain84
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 6 mph from the North-West6
    mph wind from NW

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Sault Ste. Marie weather for Sunday 17th August 2025

Expect isolated thunderstorms in Sault Ste. Marie, Ontario with a maximum temperature of 70°F, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 1% chance of some rain and a gentle breeze of 9 mph from the north-east.

  • 70°F maximum temperature70
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 1% chance of some rain1
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 9 mph from the North-East9
    mph wind from NE

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Sault Ste. Marie weather for Monday 18th August 2025

Expect isolated thunderstorms in Sault Ste. Marie, Ontario with a maximum temperature of 63°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 58% chance of some rain and a gentle breeze of 11 mph from the east.

  • 63°F maximum temperature63
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 58% chance of some rain58
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 63°F wind chill63
    °F wind chill
  • Gentle breeze of 11 mph from the East11
    mph wind from E

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Sault Ste. Marie weather for Tuesday 19th August 2025

Expect isolated thunderstorms in Sault Ste. Marie, Ontario with a maximum temperature of 68°F, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 51% chance of some rain and a gentle breeze of 11 mph from the east.

  • 68°F maximum temperature68
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 51% chance of some rain51
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 68°F wind chill68
    °F wind chill
  • Gentle breeze of 11 mph from the East11
    mph wind from E

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Sault Ste. Marie weather for Wednesday 20th August 2025

Expect broken clouds in Sault Ste. Marie, Ontario with a maximum temperature of 73°F, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the north-east.

  • 73°F maximum temperature73
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 mph from the North-East7
    mph wind from NE

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