December weather forecast
Wrightwood, CA

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Weather in December

December, the first month of the winter in Wrightwood, is still a cool month, with temperature in the range of an average high of 54.5°F (12.5°C) and an average low of 39°F (3.9°C).

Temperature

Wrightwood's coldest month, December, generally records average temperatures ranging from a high of 54.5°F (12.5°C) to a low of 39°F (3.9°C).

Humidity

The months with the highest humidity in Wrightwood are February and December, with an average relative humidity of 53%.

Rainfall

The wettest months in Wrightwood are February and December, with an average 1.65" (42mm) of rainfall.

Snowfall

January through May, November and December are months with snowfall. The month with the most snowfall in Wrightwood, California, is December, when snow falls for 2.2 days and typically aggregates up to 5.79" (147mm) of snow.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year in Wrightwood.
On the first day of the month, sunrise is at 6:39 am and sunset at 4:40 pm. On the last day of December, sunrise is at 6:56 am and sunset at 4:51 pm PST.

Sunshine

The month with the least sunshine is December, with an average of 6.9h of sunshine.

UV index

The months with the lowest UV index in Wrightwood, California, are January, February, November and 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 average person.
Note: In December, the maximum UV index of 3 translates into these guidelines:
Guard yourself - Precautionary measures against sun damage are advocated. To protect against the Sun's most potent rays, avoid direct exposure around midday. Stay sun-safe with clothing that is both closely woven and worn loosely. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Frequently asked questions

What are the coldest months in Wrightwood?

Wrightwood's December weather, marked by an average high temperature of 54.5°F (12.5°C) and an average low temperature of 39°F (3.9°C), is the coldest in the year.

What is the average December temperature in Wrightwood?

Wrightwood in December has an average high-temperature of 54.5°F (12.5°C) and an average low-temperature of 39°F (3.9°C). In June, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 84.2°F (29°C).

What are the most humid months in Wrightwood?

February and December, with an average relative humidity of 53%, are most humid months in Wrightwood.

What is the average humidity in December in Wrightwood?

In December, the average relative humidity is 53%.

What is the rainiest month in Wrightwood?

The months with the most rainfall in Wrightwood, California, are February and December, with an average 1.65" (42mm) of precipitation.

How much does it rain in Wrightwood in December?

In Wrightwood, California, in December, during 5.5 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

What is the snowiest month in Wrightwood?

The month with the most snowfall in Wrightwood, California, is December, when snow falls for 2.2 days and typically aggregates up to 5.79" (147mm) of snow.

How much does it snow in Wrightwood in December?

In December, in Wrightwood, it is snowing for 2.2 days. Throughout December, 5.79" (147mm) of snow is accumulated.

What is the month with the shortest days in Wrightwood?

The month with the shortest days in Wrightwood is December, with an average of 9h and 54min of daylight.

What is the average length of the day in December in Wrightwood?

In December, the average day length is 9h and 54min.

What time are sunrise and sunset in December in Wrightwood?

On the first day of December in Wrightwood, California, sunrise is at 6:39 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 4:51 pm PST.

What is the month with the least sunshine in Wrightwood?

December has the least sunshine of the year in Wrightwood, California, with an average of 6.9h of sunshine.

How long on average sun shines in December in Wrightwood?

In December, the average sunshine duration in Wrightwood, California, is 6.9h.

What is the month with the lowest UV index in Wrightwood?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Wrightwood.

What is the UV index intensity in December in Wrightwood?

In Wrightwood, California, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a moderate 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
Wrightwood, CA

Average temperature in December - Wrightwood, CA
  • Average high temperature in December: 54.5°F

The warmest month (with the highest average high temperature) is August (90.9°F).
The month with the lowest average high temperature is December (54.5°F).

  • Average low temperature in December: 39°F

The month with the highest average low temperature is August (65.3°F).
The coldest month (with the lowest average low temperature) is December (39°F).

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Average pressure in December
Wrightwood, CA

Average pressure in December - Wrightwood, CA
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in December
Wrightwood, CA

Average wind speed in December - Wrightwood, CA
  • Average wind speed in December: 6.2mph

The windiest months (with the highest average wind speed) are April and May (7.6mph).
The calmest month (with the lowest average wind speed) is September (5.5mph).

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Average humidity in December
Wrightwood, CA

Average humidity in December - Wrightwood, CA
  • Average humidity in December: 53%

The months with the highest relative humidity are February and December (53%).
The month with the lowest relative humidity is August (35%).

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Average rainfall in December
Wrightwood, CA

Average rainfall in December - Wrightwood, CA
  • Average rainfall in December: 1.65"

The wettest months (with the highest rainfall) are February and December (1.65").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in December
Wrightwood, CA

Average rainfall days in December - Wrightwood, CA
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is March (7.5 days).
The month with the least rainy days is June (0.8 days).

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Average snowfall in December
Wrightwood, CA

Average snowfall in December - Wrightwood, CA
  • Average snowfall in December: 5.79"

The month with the highest snowfall is December (5.79").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in December
Wrightwood, CA

Average snowfall days in December - Wrightwood, CA
  • Average snowfall days in December: 2.2 days

The month with the highest number of snowfall days is February (3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Wrightwood, CA

Average daylight in December / Average sunshine in December - Wrightwood, CA
  • Average daylight in December: 9h and 5min

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: 6h and 5min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).

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Average sunshine days in December
Wrightwood, CA

Average sunshine days in December - Wrightwood, CA
  • Average sunshine days in December: 22.9 days

The month with the most sunshine days is June (28.8 days).
The month with the least sunshine days is February (20.8 days).

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Average UV index in December
Wrightwood, CA

Average UV index in December - Wrightwood, CA
  • Average UV index in December: 3

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Wrightwood, CA

Average cloud cover in December - Wrightwood, CA
  • Average cloud cover in December: 22

The month with the most cloud cover is December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in December
Wrightwood, CA

Average visibility in December - Wrightwood, 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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Wrightwood, California, USA

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