California - Mountains weather in December 2025
December
California - Mountains weather in December 2025
December
Day
5 °C
Night
-6 °C
Precipitation
126 mm
in month
Rainy days
9 days
in month
Daylight
9 hours
average
Sunshine
6 hours
average
Humidity
70 %
Day
5 °C
Night
-6 °C
Precipitation
126 mm
in month
Rainy days
9 days
in month
Daylight
9 hours
average
Sunshine
6 hours
average
Humidity
70 %
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Weather overview and FAQs
Weather overview
In California - Mountains in December, the average air temperature ranges from 5 °C (41 °F) during the day to -6 °C (20 °F) at night. There are 9 days of rain on average, where the rainfall is 126 mm (4.97 in).
Is December a good month to visit California - Mountains?
In December there are not good conditions to visit California - Mountains. A relatively low temperature of 5 °C (41 °F) may be ideal for walking or outdoor activities, but some people may have a different idea of the holiday. The night temperature of -6 °C (20 °F) is not inviting for evening and night activities except for visiting a bar and having beer or two.
What is the temperature in California - Mountains during the day in December?
In December in California - Mountains, the average daily temperatures will be 5 °C (41 °F). Be sure to pack warm clothes, including a jacket and a warm sweater. On some days it may occasionally freeze, but with stronger winds, the feeling of cold may increase.
What is the average number of rainy days in California - Mountains in December?
There are 9 days, which are rainy in December in California - Mountains, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.0 days of the week, or in general - 29 % days.
What is the rainfall intensity in December in California - Mountains?
There is precipitation of 126 mm (4.97 in) in December in California - Mountains, which means 4 mm (0.17 in) rainfall per day on average.
How long is the day (from dawn till dusk) in California - Mountains in December?
The length of daylight in California - Mountains in December is 9 hours.
What is the air temperature in California - Mountains in December at night?
The average night temperature in California - Mountains in December is -6 °C (20 °F). The nights will be cool, layers of clothes will be needed for evening and morning walks, the hotel should be equipped with heating.
Is December part of the dry season in California - Mountains?
No, December is not a dry month in California - Mountains, expect rain approximately 9 days in a month.
Is there a wet season in December in California - Mountains?
No, there is no wet season in California - Mountains in December - you can expect 9 days of rain during the month.
Can I expect a freeze in December in California - Mountains?
It is possible that it will be freezing in California - Mountains in December, night temperatures will be -6 °C (20 °F) on average.
Is California - Mountains rainier in December than in January?
No, December in California - Mountains is not a rainier month than January.
How windy is it in December in California - Mountains?
An average wind scale that can be expected in California - Mountains in December is 3.
What is the humidity in December in California - Mountains?
Humidity in California - Mountains in December is 70 %.
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