December weather forecastVidal, CA
December
Weather in December
The first month of the winter, December, is still a refreshing month in Vidal, California, with an average temperature ranging between max 61.2°F (16.2°C) and min 47.1°F (8.4°C).Temperature
December, with its high-temperature average of 61.2°F (16.2°C) and a low-temperature average of 47.1°F (8.4°C), is the coldest month.Humidity
January and December, with an average relative humidity of 39%, are the most humid months.Rainfall
In Vidal, in December, during 3.6 rainfall days, 0.35" (9mm) of precipitation is typically accumulated. In Vidal, California, during the entire year, the rain falls for 39.4 days and collects up to 3.9" (99mm) of precipitation.Daylight
The month with the shortest days is December, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 6:26 am and sunset at 4:28 pm. On the last day of December, sunrise is at 6:43 am and sunset at 4:39 pm PST.
Sunshine
December has the least sunshine of the year, with an average of 7h of sunshine.UV index
The month with the lowest UV index is December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 3 during December leads to these instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Vidal, CA
- Average high temperature in December: 61.2°F
The warmest month (with the highest average high temperature) is July (104.2°F).
The month with the lowest average high temperature is December (61.2°F).
- Average low temperature in December: 47.1°F
The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is December (47.1°F).
Average pressure in December
Vidal, CA
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.74"Hg).
Average wind speed in December
Vidal, CA
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is November (5.8mph).
Average humidity in December
Vidal, CA
- Average humidity in December: 39%
The months with the highest relative humidity are January and December (39%).
The month with the lowest relative humidity is June (15%).
Average rainfall in December
Vidal, CA
- Average rainfall in December: 0.35"
The wettest month (with the highest rainfall) is July (0.59").
The driest months (with the least rainfall) are May and June (0.04").
Average rainfall days in December
Vidal, CA
- Average rainfall days in December: 3.6 days
The month with the highest number of rainy days is July (7.8 days).
The month with the least rainy days is May (1.2 days).
Average daylight in December /
Average sunshine in December
Vidal, CA
- Average daylight in December: 9h and 54min
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 0min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in December
Vidal, CA
- Average sunshine days in December: 26.8 days
The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is July (20.2 days).
Average UV index in December
Vidal, CA
- Average UV index in December: 3
The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Vidal, CA
- Average cloud cover in December: 19
The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in December
Vidal, 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).





