London weather in December 2025

Expect daytime maximum temperatures of 46°F in London, England in December based on long-term weather averages. There is 1 hour of sunshine per day on average with 14 days with some rainfall and typically 2.3 inches of rainfall in the month.

  • 46°F maximum daytime temperature in December in London46
    46°F max day temperature
  • 1 hour of sunshine per day
  • 14 days with some rainfall in December in London14
    14 days with some rainfall
  • 36°F minimum night-time temperature in December in London36
    36°F min night temperature
  • 8 hours of daylight per day in December in London8
    8 hours of daylight per day
  • No heat & humidity in December in London0
    No heat & humidity
  • 2.3 inches monthly rainfall in December in London2.3
    2.3 inches of monthly rainfall
  • No UV (maximum) index in December in London0
    No UV (Maximum) Index UV index

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The December weather guide for England (London) 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 England

How warm is it in London in December?

Daytime temperatures usually reach 46°F in London in December, falling to 36°F at night.

How sunny is it in London in December?

There are normally 1 hour of bright sunshine each day in London in December - that's 18% of daylight hours.

Does it rain in London in December?

There are usually 14 days with some rain in London in December and the average monthly rainfall is 2.3 inches.

London December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 07:44 15:55
Tuesday, 16th December 2025 08:01 15:52
Wednesday, 31st December 2025 08:06 16:01

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