Duluth weather in January 2026

Expect daytime maximum temperatures of -7°C in Duluth in January based on long-term weather averages. There are 4 hours of sunshine per day on average with 12 days with some rainfall, which might fall as snow.

  • -7°C maximum daytime temperature in January in Duluth-7
    -7°C max day temperature
  • 4 hours of sunshine per day
  • 12 days with some rainfall in January in Duluth12
    12 days with some rainfall
  • -18°C minimum night-time temperature in January in Duluth-18
    -18°C min night temperature
  • 9 hours of daylight per day in January in Duluth9
    9 hours of daylight per day
  • No heat & humidity in January in Duluth0
    No heat & humidity
  • 27 mm monthly rainfall in January in Duluth27
    27 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Duluth1
    1 (Low) UV index
  • 2°C sea temperature in January in Duluth2
    2°C sea temperature

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The January weather guide for Minnesota (Duluth) 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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How cold is it in Duluth in January?

Daytime temperatures usually reach -7°C in Duluth in January, falling to -18°C at night.

How sunny is it in Duluth in January?

There are normally 4 hours of bright sunshine each day in Duluth in January - that's 48% of daylight hours.

Is the sea cold around Duluth in January?

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

Does it rain in Duluth in January?

There are usually 12 days with some rain in Duluth in January and the average monthly rainfall is 27mm. Rain may fall as snow in this month.

Duluth January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:53 16:31
Friday, 16th January 2026 07:48 16:49
Saturday, 31st January 2026 07:34 17:10

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