December weather forecast
Carnelian Bay, CA

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Weather in December

December, the first month of the winter in Carnelian Bay, is still a cold month, with an average temperature varying between 36.5°F (2.5°C) and 21.4°F (-5.9°C).

Temperature

Carnelian Bay's coldest temperatures are experienced in December, with average high temperatures of 36.5°F (2.5°C) and lows of 21.4°F (-5.9°C).

Humidity

In December, the average relative humidity is 76%.

Rainfall

In Carnelian Bay, in December, during 4.9 rainfall days, 3.11" (79mm) of precipitation is typically accumulated. In Carnelian Bay, during the entire year, the rain falls for 46.9 days and collects up to 17.28" (439mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall. In December, in Carnelian Bay, it is snowing for 12.9 days. Throughout December, 20.47" (520mm) of snow is accumulated. Throughout the year, there are 65.4 snowfall days, and 93.39" (2372mm) of snow is accumulated.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Carnelian Bay.
On the first day of December, sunrise is at 7:01 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:47 pm PST.

Sunshine

The month with the least sunshine is December, with an average of 5.7h of sunshine.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum daily UV index of 2 during December morphs into the following directions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.

Frequently asked questions

What is the coldest time of year in Carnelian Bay?

In Carnelian Bay, the lowest temperatures are generally noted in December, averaging a high of 36.5°F (2.5°C) and a low of 21.4°F (-5.9°C).

How cold is December in Carnelian Bay?

The high-temperature, in December, in Carnelian Bay, records 36.5°F (2.5°C), while the low-temperature is 21.4°F (-5.9°C).

What is the average humidity in December in Carnelian Bay?

The average relative humidity in December in Carnelian Bay is 76%.

How much does it rain in Carnelian Bay in December?

In Carnelian Bay, California, in December, it is raining for 4.9 days, with typically 3.11" (79mm) of accumulated precipitation.

How much does it snow in Carnelian Bay in December?

In Carnelian Bay, California, during December, snow falls for 12.9 days and regularly aggregates up to 20.47" (520mm) of snow.

What is the month with the shortest days in Carnelian Bay?

December has the shortest days of the year, with an average of 9h and 30min of daylight.

What is the average length of the day in December in Carnelian Bay?

In Carnelian Bay, the average day length in December is 9h and 28min.

What time are sunrise and sunset in December in Carnelian Bay?

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:47 pm PST.

What is the month with the least sunshine in Carnelian Bay?

December has the least sunshine of the year in Carnelian Bay, California, with an average of 5.7h of sunshine.

How many hours of sunshine does Carnelian Bay have in December?

In Carnelian Bay, the average sunshine duration in December is 5.7h.

When is the lowest UV index in Carnelian Bay?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Carnelian Bay, California.

How high is the UV index in December in Carnelian Bay?

In Carnelian Bay, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Carnelian Bay, CA

Average temperature in December - Carnelian Bay, CA
  • Average high temperature in December: 36.5°F

The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is December (36.5°F).

  • Average low temperature in December: 21.4°F

The month with the highest average low temperature is July (48.7°F).
The coldest month (with the lowest average low temperature) is December (21.4°F).

Average pressure in December
Carnelian Bay, CA

Average pressure in December - Carnelian Bay, CA
  • Average pressure in December: 30.15"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
Carnelian Bay, CA

Average wind speed in December - Carnelian Bay, CA
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is March (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in December
Carnelian Bay, CA

Average humidity in December - Carnelian Bay, CA
  • Average humidity in December: 76%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is August (39%).

Average rainfall in December
Carnelian Bay, CA

Average rainfall in December - Carnelian Bay, CA
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is February (3.35").
The driest months (with the least rainfall) are June and August (0.12").

Average rainfall days in December
Carnelian Bay, CA

Average rainfall days in December - Carnelian Bay, CA
  • Average rainfall days in December: 4.9 days

The month with the highest number of rainy days is March (6.5 days).
The month with the least rainy days is September (1.8 days).

Average snowfall in December
Carnelian Bay, CA

Average snowfall in December - Carnelian Bay, CA
  • Average snowfall in December: 20.47"

The month with the highest snowfall is March (20.63").
The months with the least snowfall are July and August (0").

Average snowfall days in December
Carnelian Bay, CA

Average snowfall days in December - Carnelian Bay, CA
  • Average snowfall days in December: 12.9 days

The month with the highest number of snowfall days is March (13.3 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in December /
Average sunshine in December
Carnelian Bay, CA

Average daylight in December / Average sunshine in December - Carnelian Bay, CA
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in December
Carnelian Bay, CA

Average sunshine days in December - Carnelian Bay, CA
  • Average sunshine days in December: 17.6 days

The month with the most sunshine days is September (28 days).
The month with the least sunshine days is March (15.2 days).

Average UV index in December
Carnelian Bay, CA

Average UV index in December - Carnelian Bay, CA
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Carnelian Bay, CA

Average cloud cover in December - Carnelian Bay, CA
  • Average cloud cover in December: 38

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 7).

Average visibility in December
Carnelian Bay, CA

Average visibility in December - Carnelian Bay, CA
  • Average visibility in December: 5mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).

Carnelian Bay, California, USA

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