Grand Marais weather in October 2025

Expect 12°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Grand Marais in October. Check more long-term weather averages for Grand Marais in October before you book your next holiday to Michigan in 2025/2026.

• 12
  12°C max day temperature
• 4
  4 hours of sunshine per day
• 14
  14 days with some rainfall
• 3
  3°C min night temperature
• 11
  11 hours of daylight per day
• 0
  No heat & humidity
• 80
  80 mm of monthly rainfall
• 3
  3 (Moderate) UV index
• 10
  10°C sea temperature

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The October weather guide for Michigan (Grand Marais) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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

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Grand Marais October sunrise & sunset times

Browse the sunrise and sunset times for Grand Marais in October 2025. Select a month to view Grand Marais sunrise and sunset times for the next 12 months.

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