Longyearbyen weather in December 2019

  • -11°C maximum daytime temperature in December in Longyearbyen-11
    -11°C max day temperature
  • 0 hours of sunshine per day
  • 12 days with some rainfall in December in Longyearbyen12
    12 days with some rainfall
  • -18°C minimum night-time temperature in December in Longyearbyen-18
    -18°C min night temperature
  • 0 hours of daylight per day in December in Longyearbyen0
    0 hours of daylight per day
  • No heat & humidity in December in Longyearbyen0
    No heat & humidity
  • 25 mm monthly rainfall in December in Longyearbyen25
    25 mm of monthly rainfall
  • No UV (maximum) index in December in Longyearbyen0
    No UV (Maximum) Index UV index
  • -2°C sea temperature in December in Longyearbyen-2
    -2°C sea temperature
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The December weather guide for Longyearbyen, Svalbard 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.

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

Guide to Longyearbyen weather in December

The average maximum daytime temperature in Longyearbyen in December is a very cold -11°C (12°F). The average night-time temperature is usually a very cold -18°C (-0°F). There are usually no hours of bright sunshine each day, which represents 0% of the 0 hours of daylight.

Expect 25mm (1.0 inches) of rainfall across the whole of December with 12 days with some rain falling.

The average sea temperature in and around Longyearbyen in December is -2°C (28°F).

Longyearbyen sunrise & sunset times for December 2019

Browse the sunrise & sunset times for Longyearbyen in December 2019. Select a month to view Longyearbyen sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Sunday, 1st December 2019 Darkness all day
Monday, 16th December 2019 Darkness all day
Tuesday, 31st December 2019 Darkness all day
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