Mackinac Island weather live forecast

Today's maximum temperature in Mackinac Island is expected to be 55°F. Select a day from the live weather forecast for Mackinac Island, Michigan, USA for more weather parameters.

5-day weather forecast updated at 04:04 on Saturday 6th September 2025 GMT

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

Mackinac Island weather forecast by day

Below are the detailed weather forecasts for Mackinac Island for the next 5 days.

Mackinac Island weather for Saturday 6th September 2025

Expect mostly cloudy with light rain in Mackinac Island, Michigan with a maximum temperature of 55°F, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 20% chance of some rain and a moderate breeze of 17 mph from the west.

  • 55°F maximum temperature55
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 20% chance of some rain20
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 17 mph from the West17
    mph wind from W

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Mackinac Island weather for Sunday 7th September 2025

Expect broken clouds in Mackinac Island, Michigan with a maximum temperature of 57°F, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the north-west.

  • 57°F maximum temperature57
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 57°F wind chill57
    °F wind chill
  • Moderate breeze of 13 mph from the North-West13
    mph wind from NW

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Mackinac Island weather for Monday 8th September 2025

Expect broken clouds in Mackinac Island, Michigan with a maximum temperature of 63°F, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the south-west.

  • 63°F maximum temperature63
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 12 mph from the South-West12
    mph wind from SW

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Mackinac Island weather for Tuesday 9th September 2025

Expect isolated thunderstorms in Mackinac Island, Michigan with a maximum temperature of 63°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 58% chance of some rain and a gentle breeze of 12 mph from the south.

  • 63°F maximum temperature63
    °F maximum temperature
  • 55°F minimum temperature55
    °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
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 63°F wind chill63
    °F wind chill
  • Gentle breeze of 12 mph from the South12
    mph wind from S

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Mackinac Island weather for Wednesday 10th September 2025

Expect isolated thunderstorms in Mackinac Island, Michigan with a maximum temperature of 66°F, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a gentle breeze of 8 mph from the south-west.

  • 66°F maximum temperature66
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 35% chance of some rain35
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 66°F wind chill66
    °F wind chill
  • Gentle breeze of 8 mph from the South-West8
    mph wind from SW

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