Grand Portage weather in January 2026

Expect -8°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Grand Portage in January based on long-term weather averages. There is usually 11 days with some rainfall and 47 mm of average monthly rainfall in January.

  • -8°C maximum daytime temperature in January in Grand Portage-8
    -8°C max day temperature
  • 4 hours of sunshine per day
  • 11 days with some rainfall in January in Grand Portage11
    11 days with some rainfall
  • -20°C minimum night-time temperature in January in Grand Portage-20
    -20°C min night temperature
  • 9 hours of daylight per day in January in Grand Portage9
    9 hours of daylight per day
  • No heat & humidity in January in Grand Portage0
    No heat & humidity
  • 47 mm monthly rainfall in January in Grand Portage47
    47 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Grand Portage1
    1 (Low) UV index
  • 2°C sea temperature in January in Grand Portage2
    2°C sea temperature

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The January weather guide for Minnesota (Grand Portage) 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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More about the USA

How cold is it in Grand Portage in January?

Daytime temperatures usually reach -8°C in Grand Portage in January, falling to -20°C at night.

How sunny is it in Grand Portage in January?

There are normally 4 hours of bright sunshine each day in Grand Portage in January - that's 43% of daylight hours.

Is the sea cold around Grand Portage in January?

The average sea temperature around Grand Portage in January is 2°C.

Does it rain in Grand Portage in January?

There are usually 11 days with some rain in Grand Portage in January and the average monthly rainfall is 47mm. Rain may fall as snow in this month.

Grand Portage January sunrise & sunset times

Browse the sunrise and sunset times for Grand Portage in January 2026. Select a month to view Grand Portage sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:48 16:17
Friday, 16th January 2026 07:43 16:35
Saturday, 31st January 2026 07:27 16:58

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