Hottest (avg)
#12 / 12
Las Vegas in December
December weather, climate averages, and packing tips.
Avg High
Avg Low
Rain
Daylight 10h
What to expect
As winter continues, December brings, where temperatures are dropping quickly. Daytime highs average 13°C / 56°F, dropping to 4°C / 38°F at night.
It is one of the drier times of year, though occasional showers are still possible.
December in context
How it compares to the rest of the year in Las Vegas.
Wettest (avg)
#3 / 12
Daylight Hours
#12 / 12
Windiest (avg)
#12 / 12
Highest UV
#12 / 12
Most Humid
#2 / 12
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
-
Sunshine
- Daylight
- 9.7 hours
- UV index (max)
- 4
- Typical sun hours
- 06:43 – 16:28
Rain & Snow
- Total
-
- Rainy days
- 3
- Cloud cover
- 39%
- Snowfall
-
Humidity & Wind
- Humidity (avg)
- 44%
- Wind (avg)
-
- Wind (max gusts)
-
Frequently asked questions
Is December a good time to visit Las Vegas?
Typical December days in Las Vegas reach highs of 13°C (55°F) with nights around 4°C (39°F). It usually feels cool by day and cold after dark. It is among the wetter months, so it is wise to have some indoor backup plans or flexible activities.
What are temperatures like in December?
In December, you can usually expect highs of 13°C (55°F) and lows near 4°C (39°F). That means cool days and cold nights, so pack layers you can add or remove.
How much does it rain in December?
Rainfall in December averages 16 mm (0.63 in) across roughly 3 days. Overall it is a mostly dry time of year, so showers are usually brief rather than all-day downpours.
How many hours of daylight are there in December?
You can expect about 10 hours of daylight in December. Sunrise is typically around 06:43 and sunset near 16:28. Days are on the shorter side, so plan activities around limited daylight.
Does the weather change during December?
December usually begins milder and cools down as the month goes on, so late-December can feel more like the next month.
How strong is the sun in December?
UV levels are moderate (around 4); sunscreen and sunglasses are still a good idea.
Is it windy in December?
In December, average wind speeds are around 7 km/h (4 mph), with gusts on the windiest days reaching about 46 km/h (29 mph). On the ground, it is it often feels breezy, especially in more exposed spots or along the coast.