Las Vegas weather in December
Temperature, sea and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Good
Best time to visit: March – April, October – November
What is the weather like in Las Vegas in December?
In December, Las Vegas is cool: daytime highs average 13 °C, and nights cool down to about 4 °C. Expect around 6 hours of sunshine a day. Rain is rare: about 2 days bring 15 mm in total. All in all, December is a good month for a holiday in Las Vegas.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 95 | 67 | 71 |
| Day | 19° | 13° | 14° |
| Night | 8° | 4° | 4° |
| Sun | 8 h | 6 h | 7 h |
| Rain days | 2 | 2 | 3 |
More details for December
- Daylight
- 9 h 43 min06:44 – 16:27
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 11 km/haverage daily peak
- Cloud cover
- 39 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC−8America/Los_Angeles
How the score comes together
- Temperatureweight 50 %52 %
- Sunshineweight 20 %57 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in December
- A jumper for the evenings
Las Vegas in December: quick answers
Is Las Vegas hot in December?
No. In December, Las Vegas is cool: daytime highs average 13 °C and nights drop to about 4 °C.
Does it rain much in Las Vegas in December?
Rain is rare: about 2 days bring 15 mm in total.
Las Vegas month by month
The whole year in Las VegasAll destinations: USAWhere to go in December
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)