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 snowfall in December
- Average snowfall 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
Temperature readings reach their annual highs in December, averaging 55.6°F (13.1°C) and a minimum average of 41.9°F (5.5°C).Humidity
December is the most humid month in Yucca Valley, with an average relative humidity of 46%.Rainfall
December is the month with the most rainfall. Rain falls for 4.9 days and accumulates 0.87" (22mm) of precipitation.Snowfall
Months with snowfall in Yucca Valley are January, February, November and December. The month with the most snowfall is December, when snow falls for 0.4 days and typically aggregates up to 1.73" (44mm) of snow.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year in Yucca Valley.On the first day of the month, sunrise is at 6:33 am and sunset at 4:36 pm. On the last day of December, sunrise is at 6:51 am and sunset at 4:46 pm PST.
Sunshine
The month with the least sunshine in Yucca Valley is December, with an average of 7.1h of sunshine.UV index
The months with the lowest UV index are November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: A maximum UV index of 3 in December translates into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun's radiation is especially intense around midday; try to stay in shade during this period. During bright days, sunglasses that offer UVA and UVB defense are recommended. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Yucca Valley?
What is the usual temperature for Yucca Valley in December?
What is the most humid month in Yucca Valley?
What is the average humidity in December in Yucca Valley?
What is the rainiest month in Yucca Valley?
How much does it rain in Yucca Valley in December?
When does it snow the most in Yucca Valley?
How many days does it snow in December in Yucca Valley?
What is the month with the shortest days in Yucca Valley?
What is the average length of the day in December in Yucca Valley?
When is the sunrise / sunset in December in Yucca Valley?
What is the month with the least sunshine in Yucca Valley?
How many hours of sunshine does Yucca Valley have in December?
What is the month with the lowest UV index in Yucca Valley?
How high is the UV index in December in Yucca Valley?
Average temperature in December
Yucca Valley, CA
- Average high temperature in December: 55.6°F
The warmest month (with the highest average high temperature) is July (94.1°F).
The month with the lowest average high temperature is December (55.6°F).
- Average low temperature in December: 41.9°F
The month with the highest average low temperature is August (74.3°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).
Average pressure in December
Yucca Valley, CA
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.8"Hg).
Average wind speed in December
Yucca Valley, CA
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest months (with the lowest average wind speed) are January and September (6.6mph).
Average humidity in December
Yucca Valley, CA
- Average humidity in December: 46%
The month with the highest relative humidity is December (46%).
The months with the lowest relative humidity are June and August (24%).
Average rainfall in December
Yucca Valley, CA
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is December (0.87").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in December
Yucca Valley, CA
- Average rainfall days in December: 4.9 days
The month with the highest number of rainy days is July (6 days).
The month with the least rainy days is June (0.8 days).
Average snowfall in December
Yucca Valley, CA
- Average snowfall in December: 1.73"
The month with the highest snowfall is December (1.73").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in December
Yucca Valley, CA
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Yucca Valley, CA
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 7h and 1min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).
Average sunshine days in December
Yucca Valley, CA
- Average sunshine days in December: 24.8 days
The month with the most sunshine days is June (28 days).
The month with the least sunshine days is July (21.1 days).
Average UV index in December
Yucca Valley, CA
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are November and December (UV index 3).
Average cloud cover in December
Yucca Valley, CA
- Average cloud cover in December: 18
The month with the most cloud cover is December (Cloud cover 18).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in December
Yucca Valley, CA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Yucca Valley, California, USA
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