December weather forecast
Lee Vining, CA

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Weather in December

December, the first month of the winter in Lee Vining, is also a wintry month, with an average temperature fluctuating between 34.7°F (1.5°C) and 16.9°F (-8.4°C).

Temperature

The coldest month is December, with an average high-temperature of 34.7°F (1.5°C) and an average low-temperature of 16.9°F (-8.4°C).

Humidity

In Lee Vining, the average relative humidity in December is 71%.

Rainfall

In Lee Vining, California, in December, during 6.6 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. Throughout the year, there are 63.4 rainfall days, and 15.71" (399mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall in Lee Vining. In Lee Vining, in December, during 12.6 snowfall days, 16.3" (414mm) of snow is typically accumulated. In Lee Vining, during the entire year, snow falls for 78.5 days and aggregates up to 95.63" (2429mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 6:54 am and sunset at 4:37 pm. On the last day of December, in Lee Vining, sunrise is at 7:12 am and sunset at 4:47 pm PST.

Sunshine

With an average of 6.4h of sunshine, December has the least sunshine of the year.

UV index

January through April, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Lee Vining, California. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In December, the UV index of 2 transforms into the following advice:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What part of the year is the coldest in Lee Vining?

December is the month when Lee Vining, California, experiences its coldest temperatures, averaging a high of 34.7°F (1.5°C) and a low of 16.9°F (-8.4°C).

How cold is it in Lee Vining in December?

In December, in Lee Vining, the average high-temperature is 34.7°F (1.5°C), and the average low-temperature is 16.9°F (-8.4°C).

What is the average humidity in December in Lee Vining?

In December, the average relative humidity is 71%.

How much does it rain in Lee Vining in December?

In Lee Vining, during December, the rain falls for 6.6 days and regularly aggregates up to 2.09" (53mm) of precipitation.

How many days does it snow in December in Lee Vining?

In December, in Lee Vining, it is snowing for 12.6 days. Throughout December, 16.3" (414mm) of snow is accumulated.

What is the month with the shortest days in Lee Vining?

The month with the shortest days in Lee Vining is December, with an average of 9h and 36min of daylight.

What is the average length of the day in December in Lee Vining?

The average day length in December in Lee Vining, California, is 9h and 35min.

What time are sunrise and sunset in December in Lee Vining?

On the first day of December in Lee Vining, California, sunrise is at 6:54 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:47 pm PST.

What is the month with the least sunshine in Lee Vining?

December has the least sunshine of the year in Lee Vining, with an average of 6.4h of sunshine.

How many hours of sunshine does Lee Vining have in December?

In December, the average sunshine duration is 6.4h.

When is the lowest UV index in Lee Vining?

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

What is the UV index reading in December in Lee Vining?

In December, the average daily maximum UV index in Lee Vining, California, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
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
Lee Vining, CA

Average temperature in December - Lee Vining, CA
  • Average high temperature in December: 34.7°F

The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is December (34.7°F).

  • Average low temperature in December: 16.9°F

The month with the highest average low temperature is July (50°F).
The coldest month (with the lowest average low temperature) is December (16.9°F).

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Average pressure in December
Lee Vining, CA

Average pressure in December - Lee Vining, CA
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in December
Lee Vining, CA

Average wind speed in December - Lee Vining, CA
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is March (7mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

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Average humidity in December
Lee Vining, CA

Average humidity in December - Lee Vining, CA
  • Average humidity in December: 71%

The months with the highest relative humidity are February and March (73%).
The month with the lowest relative humidity is August (34%).

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Average rainfall in December
Lee Vining, CA

Average rainfall in December - Lee Vining, CA
  • Average rainfall in December: 2.09"

The wettest month (with the highest rainfall) is February (2.48").
The driest month (with the least rainfall) is August (0.24").

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Average rainfall days in December
Lee Vining, CA

Average rainfall days in December - Lee Vining, CA
  • Average rainfall days in December: 6.6 days

The month with the highest number of rainy days is May (8.3 days).
The month with the least rainy days is November (2.5 days).

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Average snowfall in December
Lee Vining, CA

Average snowfall in December - Lee Vining, CA
  • Average snowfall in December: 16.3"

The month with the highest snowfall is February (17.87").
The months with the least snowfall are July and August (0").

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Average snowfall days in December
Lee Vining, CA

Average snowfall days in December - Lee Vining, CA
  • Average snowfall days in December: 12.6 days

The month with the highest number of snowfall days is March (14.5 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
Lee Vining, CA

Average daylight in December / Average sunshine in December - Lee Vining, CA
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 6h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

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Average sunshine days in December
Lee Vining, CA

Average sunshine days in December - Lee Vining, CA
  • Average sunshine days in December: 18 days

The month with the most sunshine days is October (25.5 days).
The month with the least sunshine days is March (14 days).

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Average UV index in December
Lee Vining, CA

Average UV index in December - Lee Vining, 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, April, November and December (UV index 2).

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Average cloud cover in December
Lee Vining, CA

Average cloud cover in December - Lee Vining, CA
  • Average cloud cover in December: 29

The months with the most cloud cover are March and December (Cloud cover 29).
The months with the least cloud cover are August and September (Cloud cover 8).

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Average visibility in December
Lee Vining, CA

Average visibility in December - Lee Vining, 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).

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Lee Vining, California, USA

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