December weather forecast
Alpine Meadows, CA

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Weather in December

The first month of the winter, December, is also a wintry month in Alpine Meadows, California, with temperature in the range of an average high of 37.2°F (2.9°C) and an average low of 22.5°F (-5.3°C).

Temperature

December brings the lowest temperatures, with an average high of 37.2°F (2.9°C) and an average low of 22.5°F (-5.3°C).

Humidity

In Alpine Meadows, the average relative humidity in December is 77%.

Rainfall

In December, the rain falls for 5.3 days. Throughout December, 3.11" (79mm) of precipitation is accumulated. Throughout the year, there are 62.8 rainfall days, and 20.47" (520mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall in Alpine Meadows. In Alpine Meadows, during December, snow falls for 12.1 days and regularly aggregates up to 22.44" (570mm) of snow. Throughout the year, in Alpine Meadows, California, there are 75.2 snowfall days, and 112.83" (2866mm) of snow is accumulated.

Daylight

The month with the shortest days in Alpine Meadows is December, with an average of 9h and 30min of daylight.
On the first day of December in Alpine Meadows, California, sunrise is at 7:01 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:48 pm PST.

Sunshine

With an average of 5.8h of sunshine, December has the least sunshine of the year in Alpine Meadows.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What are the coldest months in Alpine Meadows?

December is Alpine Meadows's coldest month, registering average high temperatures of 37.2°F (2.9°C) and lows of 22.5°F (-5.3°C).

How cold is December in Alpine Meadows?

In December, the average high-temperature and low-temperature are 37.2°F (2.9°C) and 22.5°F (-5.3°C) respectively.

What is the average humidity in December in Alpine Meadows?

The average relative humidity in December in Alpine Meadows is 77%.

How many days does it rain in December in Alpine Meadows?

In December, in Alpine Meadows, California, the rain falls for 5.3 days. Throughout December, 3.11" (79mm) of precipitation is accumulated.

How many days does it snow in December in Alpine Meadows?

In Alpine Meadows, California, in December, during 12.1 snowfall days, 22.44" (570mm) of snow is typically accumulated.

What is the month with the shortest days in Alpine Meadows?

The month with the shortest days in Alpine Meadows, California, is December, with an average of 9h and 30min of daylight.

What is the average length of the day in December in Alpine Meadows?

The average day length in December in Alpine Meadows is 9h and 28min.

When is the sunrise / sunset in December in Alpine Meadows?

On the first day of December in Alpine Meadows, sunrise is at 7:01 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:48 pm PST.

What is the month with the least sunshine in Alpine Meadows?

December has the least sunshine of the year in Alpine Meadows, California, with an average of 5.8h of sunshine.

How many hours of sunshine does Alpine Meadows have in December?

In Alpine Meadows, the average sunshine duration in December is 5.8h.

When is the lowest UV index in Alpine Meadows?

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

What is the UV index intensity in December in Alpine Meadows?

In December, the average daily maximum UV index in Alpine Meadows is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's 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
Alpine Meadows, CA

Average temperature in December - Alpine Meadows, CA
  • Average high temperature in December: 37.2°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is December (37.2°F).

  • Average low temperature in December: 22.5°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 (22.5°F).

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Average pressure in December
Alpine Meadows, CA

Average pressure in December - Alpine Meadows, 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 (29.9"Hg).

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Average wind speed in December
Alpine Meadows, CA

Average wind speed in December - Alpine Meadows, CA
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is March (6.7mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in December
Alpine Meadows, CA

Average humidity in December - Alpine Meadows, CA
  • Average humidity in December: 77%

The month with the highest relative humidity is March (81%).
The months with the lowest relative humidity are July and August (40%).

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Average rainfall in December
Alpine Meadows, CA

Average rainfall in December - Alpine Meadows, CA
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is March (3.7").
The driest month (with the least rainfall) is August (0.24").

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Average rainfall days in December
Alpine Meadows, CA

Average rainfall days in December - Alpine Meadows, CA
  • Average rainfall days in December: 5.3 days

The month with the highest number of rainy days is May (10.1 days).
The month with the least rainy days is February (3.4 days).

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Average snowfall in December
Alpine Meadows, CA

Average snowfall in December - Alpine Meadows, CA
  • Average snowfall in December: 22.44"

The month with the highest snowfall is March (25.98").
The months with the least snowfall are July and August (0").

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Average snowfall days in December
Alpine Meadows, CA

Average snowfall days in December - Alpine Meadows, CA
  • Average snowfall days in December: 12.1 days

The month with the highest number of snowfall days is March (14.8 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in December /
Average sunshine in December
Alpine Meadows, CA

Average daylight in December / Average sunshine in December - Alpine Meadows, 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 5min

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 48min).

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Average sunshine days in December
Alpine Meadows, CA

Average sunshine days in December - Alpine Meadows, CA
  • Average sunshine days in December: 17.9 days

The month with the most sunshine days is October (25.4 days).
The month with the least sunshine days is March (14 days).

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Average UV index in December
Alpine Meadows, CA

Average UV index in December - Alpine Meadows, 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).

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Average cloud cover in December
Alpine Meadows, CA

Average cloud cover in December - Alpine Meadows, CA
  • Average cloud cover in December: 37

The month with the most cloud cover is March (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 7).

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Average visibility in December
Alpine Meadows, CA

Average visibility in December - Alpine Meadows, 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).

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Alpine Meadows, California, USA

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