Luxembourg weather in December 2025

Expect daytime maximum temperatures of 4°C in Luxembourg in December based on long-term weather averages. There is 1 hour of sunshine per day on average with 17 days with some rainfall and typically 95 mm of rainfall in the month.

  • 4°C maximum daytime temperature in December in Luxembourg4
    4°C max day temperature
  • 1 hour of sunshine per day
  • 17 days with some rainfall in December in Luxembourg17
    17 days with some rainfall
  • -1°C minimum night-time temperature in December in Luxembourg-1
    -1°C min night temperature
  • 8 hours of daylight per day in December in Luxembourg8
    8 hours of daylight per day
  • No heat & humidity in December in Luxembourg0
    No heat & humidity
  • 95 mm monthly rainfall in December in Luxembourg95
    95 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Luxembourg1
    1 (Low) UV index

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The December weather guide for Luxembourg 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 Luxembourg

How cold is it in Luxembourg in December?

Daytime temperatures usually reach 4°C in Luxembourg in December, falling to -1°C at night.

How sunny is it in Luxembourg in December?

There are normally 1 hour of bright sunshine each day in Luxembourg in December - that's 16% of daylight hours.

Does it rain in Luxembourg in December?

There are usually 17 days with some rain in Luxembourg in December and the average monthly rainfall is 95mm. Rain may fall as snow in this month.

Luxembourg December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 08:11 16:38
Tuesday, 16th December 2025 08:26 16:36
Wednesday, 31st December 2025 08:32 16:45

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