Calais weather in December 2025

Expect daytime maximum temperatures of 45°F in Calais, France in December based on long-term weather averages. There are 2 hours of sunshine per day on average with 17 days with some rainfall and typically 2.4 inches of rainfall in the month.

  • 45°F maximum daytime temperature in December in Calais45
    45°F max day temperature
  • 2 hours of sunshine per day
  • 17 days with some rainfall in December in Calais17
    17 days with some rainfall
  • 37°F minimum night-time temperature in December in Calais37
    37°F min night temperature
  • 8 hours of daylight per day in December in Calais8
    8 hours of daylight per day
  • No heat & humidity in December in Calais0
    No heat & humidity
  • 2.4 inches monthly rainfall in December in Calais2.4
    2.4 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Calais1
    1 (Low) UV index
  • 50°F sea temperature in December in Calais50
    50°F sea temperature

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The December weather guide for France (Calais) 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)  |  Imperial (°F)

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More about France

How cold is it in Calais in December?

Daytime temperatures usually reach 45°F in Calais in December, falling to 37°F at night.

How sunny is it in Calais in December?

There are normally 2 hours of bright sunshine each day in Calais in December - that's 20% of daylight hours.

How warm is the sea around Calais in December?

The average sea temperature around Calais in December is 50°F.

Does it rain in Calais in December?

There are usually 17 days with some rain in Calais in December and the average monthly rainfall is 2.4 inches.

Calais December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 08:34 16:49
Tuesday, 16th December 2025 08:50 16:47
Wednesday, 31st December 2025 08:56 16:56

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