Bismarck weather in December 2025

Expect daytime maximum temperatures of -4°C in Bismarck, North Dakota in December based on long-term weather averages. There are 4 hours of sunshine per day on average, which might fall as snow.

  • -4°C maximum daytime temperature in December in Bismarck-4
    -4°C max day temperature
  • 4 hours of sunshine per day
  • 8 days with some rainfall in December in Bismarck8
    8 days with some rainfall
  • -16°C minimum night-time temperature in December in Bismarck-16
    -16°C min night temperature
  • 9 hours of daylight per day in December in Bismarck9
    9 hours of daylight per day
  • No heat & humidity in December in Bismarck0
    No heat & humidity
  • 12 mm monthly rainfall in December in Bismarck12
    12 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Bismarck1
    1 (Low) UV index

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The December weather guide for North Dakota (Bismarck) 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 Bismarck in December?

Daytime temperatures usually reach -4°C in Bismarck in December, falling to -16°C at night.

How sunny is it in Bismarck in December?

There are normally 4 hours of bright sunshine each day in Bismarck in December - that's 46% of daylight hours.

Does it rain in Bismarck in December?

There are usually 8 days with some rain in Bismarck in December and the average monthly rainfall is 12mm. Rain may fall as snow in this month.

Bismarck December sunrise & sunset times

Browse the sunrise and sunset times for Bismarck in December 2025. Select a month to view Bismarck sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 08:08 16:57
Tuesday, 16th December 2025 08:22 16:56
Wednesday, 31st December 2025 08:28 17:05

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