Las Vegas weather in December 2025

Expect daytime maximum temperatures of 57°F in Las Vegas, Nevada in December based on long-term weather averages. There are 8 hours of sunshine per day on average.

  • 57°F maximum daytime temperature in December in Las Vegas57
    57°F max day temperature
  • 8 hours of sunshine per day
  • 3 days with some rainfall in December in Las Vegas3
    3 days with some rainfall
  • 36°F minimum night-time temperature in December in Las Vegas36
    36°F min night temperature
  • 10 hours of daylight per day in December in Las Vegas10
    10 hours of daylight per day
  • No heat & humidity in December in Las Vegas0
    No heat & humidity
  • 0.3 inches monthly rainfall in December in Las Vegas0.3
    0.3 inches of monthly rainfall
  • UV (maximum) index 2 (Low) in December in Las Vegas2
    2 (Low) UV index

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The December weather guide for Nevada (Las Vegas) 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 Las Vegas

How warm is it in Las Vegas in December?

Daytime temperatures usually reach 57°F in Las Vegas in December, falling to 36°F at night.

How sunny is it in Las Vegas in December?

There are normally 8 hours of bright sunshine each day in Las Vegas in December - that's 78% of daylight hours.

Does it ever rain in Las Vegas in December?

There are usually 3 days with some rain in Las Vegas in December and the average monthly rainfall is 0.3 inches.

Las Vegas December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:33 16:26
Tuesday, 16th December 2025 06:45 16:28
Wednesday, 31st December 2025 06:52 16:36

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