California weather in December 2025

Expect daytime maximum temperatures of 20°C in California, USA in December based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 53 mm of rainfall in the month.

  • 20°C maximum daytime temperature in December in California (Los Angeles)20
    20°C max day temperature
  • 7 hours of sunshine per day
  • 5 days with some rainfall in December in California (Los Angeles)5
    5 days with some rainfall
  • 8°C minimum night-time temperature in December in California (Los Angeles)8
    8°C min night temperature
  • 10 hours of daylight per day in December in California (Los Angeles)10
    10 hours of daylight per day
  • No heat & humidity in December in California (Los Angeles)0
    No heat & humidity
  • 53 mm monthly rainfall in December in California (Los Angeles)53
    53 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in December in California (Los Angeles)3
    3 (Moderate) UV index

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The December weather guide for California (Los Angeles) 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.

Top California destinations

Below are average maximum temperatures at popular countries, regions and places in California in December. Select a holiday destination to see more weather parameters.

All California destinations

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

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More about California

How hot is it in California in December?

Daytime temperatures usually reach 20°C in Los Angeles, California in December, falling to 8°C at night.

How sunny is it in California in December?

There are normally 7 hours of bright sunshine each day in Los Angeles, California in December - that's 69% of daylight hours.

Does it rain in California in December?

There are usually 5 days with some rain in Los Angeles, California in December and the average monthly rainfall is 53mm.

California December sunrise & sunset times

Browse the sunrise and sunset times for California in December 2025. Select a month to view California sunrise and sunset times for the next 12 months. The California sunrise and sunset times shown below are for Los Angeles.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:41 16:44
Tuesday, 16th December 2025 06:52 16:46
Wednesday, 31st December 2025 06:58 16:54

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