Grand Marais weather live forecast

Today's maximum temperature in Grand Marais is expected to be 18°C. Select a day from the live weather forecast for Grand Marais, Michigan, USA for more weather parameters.

5-day weather forecast updated at 04:04 on Thursday 18th September 2025 GMT

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

Grand Marais weather forecast by day

Below are the detailed weather forecasts for Grand Marais for the next 5 days.

Grand Marais weather for Thursday 18th September 2025

Expect broken clouds in Grand Marais, Michigan with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-east.

  • 18°C maximum temperature18
    °C maximum temperature
  • 14°C minimum temperature14
    °C 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
  • 18°C wind chill18
    °C wind chill
  • Gentle breeze of 15 kph from the North-East15
    kph wind from NE

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Grand Marais weather for Friday 19th September 2025

Expect broken clouds in Grand Marais, Michigan with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the east.

  • 17°C maximum temperature17
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 15 kph from the East15
    kph wind from E

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Grand Marais weather for Saturday 20th September 2025

Expect mostly cloudy with light rain in Grand Marais, Michigan with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 27% chance of some rain and a moderate breeze of 21 kph from the south-east.

  • 18°C maximum temperature18
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 27% chance of some rain27
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 21 kph from the South-East21
    kph wind from SE

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Grand Marais weather for Sunday 21st September 2025

Expect isolated thunderstorms in Grand Marais, Michigan with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 61% chance of some rain and a moderate breeze of 20 kph from the south.

  • 19°C maximum temperature19
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 61% chance of some rain61
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 20 kph from the South20
    kph wind from S

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Grand Marais weather for Monday 22nd September 2025

Expect mostly cloudy with light rain in Grand Marais, Michigan with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 13 kph from the south.

  • 19°C maximum temperature19
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 53% chance of some rain53
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Gentle breeze of 13 kph from the South13
    kph wind from S

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

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