Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
As Las Vegas steps into December, the average high-temperature is measured at a still warm 24.1°C (75.4°F), displaying minor differences from November's 23.2°C (73.8°F). In Las Vegas, December's low temperatures hover around a refreshing 19.4°C (66.9°F), reflecting a minor decrease from the daytime highs.Humidity
In December, the average relative humidity is 80%.Rainfall
In Las Vegas, in December, it is raining for 5.8 days, with typically 5mm (0.2") of accumulated precipitation. Throughout the year, in Las Vegas, there are 57.2 rainfall days, and 83mm (3.27") of precipitation is accumulated.Daylight
The month with the longest days is December, with an average of 12h and 30min of daylight.On the first day of December, sunrise is at 05:53 and sunset at 18:23. On the last day of the month, sunrise is at 06:07 and sunset at 18:37 -05.
Sunshine
The average sunshine in December in Las Vegas is 10.1h.UV index
The months with the highest UV index are January through June, November and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 6 suggests these recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Las Vegas in December?
What is the average humidity in December in Las Vegas?
How many days does it rain in December in Las Vegas?
When are the longest days in Las Vegas?
How many hours of daylight does Las Vegas have in December?
What time are sunrise and sunset in December in Las Vegas?
How many hours of sunshine does Las Vegas have in December?
What is the month with the highest UV index in Las Vegas?
What is the UV index reading in December in Las Vegas?
Average temperature in December
Las Vegas, Peru
- Average high temperature in December: 24.1°C
The warmest month (with the highest average high temperature) is February (27.7°C).
The month with the lowest average high temperature is August (21.2°C).
- Average low temperature in December: 19.4°C
The month with the highest average low temperature is February (23°C).
The coldest month (with the lowest average low temperature) is September (16.5°C).
Average pressure in December
Las Vegas, Peru
- Average pressure in December: 1012.7mbar
The month with the highest atmospheric pressure is August (1014.1mbar).
The month with the lowest atmospheric pressure is February (1011.9mbar).
Average wind speed in December
Las Vegas, Peru
- Average wind speed in December: 15.8km/h
The windiest month (with the highest average wind speed) is July (17.5km/h).
The calmest month (with the lowest average wind speed) is March (13.3km/h).
Average humidity in December
Las Vegas, Peru
- Average humidity in December: 80%
The months with the highest relative humidity are June, July, August and September (81%).
The month with the lowest relative humidity is February (73%).
Average rainfall in December
Las Vegas, Peru
- Average rainfall in December: 5mm
The wettest month (with the highest rainfall) is March (29mm).
The driest months (with the least rainfall) are August and September (2mm).
Average rainfall days in December
Las Vegas, Peru
- Average rainfall days in December: 5.8 days
The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is August (1 days).
Average daylight in December /
Average sunshine in December
Las Vegas, Peru
- Average daylight in December: 12h and 3min
The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in December: 10h and 1min
The month with the most sunshine is November (Average sunshine: 11h and 18min).
The months with the least sunshine are February and March (Average sunshine: 9h and 12min).
Average sunshine days in December
Las Vegas, Peru
- Average sunshine days in December: 23.2 days
The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is March (16.6 days).
Average UV index in December
Las Vegas, Peru
- Average UV index in December: 6
The months with the highest UV index are January, February, March, April, May, June, November and December (UV index 6).
The months with the lowest UV index are July, August, September and October (UV index 5).
Average cloud cover in December
Las Vegas, Peru
- Average cloud cover in December: 34
The month with the most cloud cover is March (Cloud cover 35).
The months with the least cloud cover are July and August (Cloud cover 24).
Average visibility in December
Las Vegas, Peru
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Las Vegas, Peru
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