Death Valley weather in December 2025

Expect daytime maximum temperatures of 18°C in Death Valley, California in December based on long-term weather averages. There are 6 hours of sunshine per day on average.

  • 18°C maximum daytime temperature in December in Death Valley18
    18°C max day temperature
  • 6 hours of sunshine per day
  • 3 days with some rainfall in December in Death Valley3
    3 days with some rainfall
  • 3°C minimum night-time temperature in December in Death Valley3
    3°C min night temperature
  • 10 hours of daylight per day in December in Death Valley10
    10 hours of daylight per day
  • No heat & humidity in December in Death Valley0
    No heat & humidity
  • 4 mm monthly rainfall in December in Death Valley4
    4 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in December in Death Valley2
    2 (Low) UV index

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The December weather guide for California (Death Valley) 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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How hot is it in Death Valley in December?

Daytime temperatures usually reach 18°C in Death Valley in December, falling to 3°C at night.

How sunny is it in Death Valley in December?

There are normally 6 hours of bright sunshine each day in Death Valley in December - that's 65% of daylight hours.

Does it ever rain in Death Valley in December?

There are usually 3 days with some rain in Death Valley in December and the average monthly rainfall is 4mm.

Death Valley December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:41 16:32
Tuesday, 16th December 2025 06:53 16:34
Wednesday, 31st December 2025 06:59 16:42

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