December weather forecast
Victorville, CA

Weather in December

The first month of the winter, December, is also a fresh month in Victorville, California, with an average temperature varying between 38.3°F (3.5°C) and 53.2°F (11.8°C).

Temperature

The coldest month is December, with an average high-temperature of 53.2°F (11.8°C) and an average low-temperature of 38.3°F (3.5°C).

Humidity

The most humid month in Victorville is December, with an average relative humidity of 52%.

Rainfall

The month with the most rainfall is December, when the rain falls for 5.4 days and typically aggregates up to 0.98" (25mm) of precipitation.

Snowfall

Months with snowfall are January, February, April, November and December. In Victorville, California, during 0.3 snowfall days, 0.91" (23mm) of snow is typically accumulated. In Victorville, California, during the entire year, snow falls for 2.1 days and aggregates up to 3.78" (96mm) of snow.

Daylight

December has the shortest days of the year in Victorville, California, with an average of 9h and 53min of daylight.
On the first day of the month, sunrise is at 6:37 am and sunset at 4:38 pm. On the last day of December, sunrise is at 6:55 am and sunset at 4:48 pm PST.

Sunshine

The months with the least sunshine in Victorville are January and December, with an average of 7h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Victorville. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 3 in December interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Victorville?

The coldest month is December, with an average high-temperature of 53.2°F (11.8°C) and an average low-temperature of 38.3°F (3.5°C).

What is the temperature in December in Victorville?

The average high-temperature, in December, in Victorville, is 53.2°F (11.8°C), while the average low-temperature is 38.3°F (3.5°C).

What is the most humid month in Victorville?

December is the most humid month in Victorville, California, with an average relative humidity of 52%.

What is the average humidity in December in Victorville?

The average relative humidity in December is 52%.

What is the wettest month in Victorville?

The month with the most rainfall in Victorville is December, when the rain falls for 5.4 days and typically aggregates up to 0.98" (25mm) of precipitation.

How many days does it rain in December in Victorville?

In Victorville, in December, it is raining for 5.4 days, with typically 0.98" (25mm) of accumulated precipitation.

How much does it snow in Victorville in December?

In Victorville, in December, snow falls for 0.3 days, with typically accumulated 0.91" (23mm) of snow.

What is the month with the shortest days in Victorville?

December has the shortest days of the year in Victorville, California, with an average of 9h and 53min of daylight.

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

The average day length in December in Victorville is 9h and 53min.

When are sunrise and sunset in December in Victorville?

On the first day of December in Victorville, California, sunrise is at 6:37 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 4:48 pm PST.

What is the month with the least sunshine in Victorville?

January and December, with an average of 7h of sunshine, are months with the least sunshine.

How long on average sun shines in December in Victorville?

In December, the average sunshine duration in Victorville, California, is 7h.

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

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

How high is the UV index in December in Victorville?

The average daily maximum UV index in December in Victorville, California, is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Victorville, CA

Average temperature in December - Victorville, CA
  • Average high temperature in December: 53.2°F

The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is December (53.2°F).

  • Average low temperature in December: 38.3°F

The month with the highest average low temperature is August (68.5°F).
The coldest month (with the lowest average low temperature) is December (38.3°F).

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Average pressure in December
Victorville, CA

Average pressure in December - Victorville, 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 (29.83"Hg).

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Average wind speed in December
Victorville, CA

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

The windiest month (with the highest average wind speed) is May (10.3mph).
The calmest month (with the lowest average wind speed) is January (6.3mph).

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Average humidity in December
Victorville, CA

Average humidity in December - Victorville, CA
  • Average humidity in December: 52%

The month with the highest relative humidity is December (52%).
The month with the lowest relative humidity is August (27%).

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Average rainfall in December
Victorville, CA

Average rainfall in December - Victorville, CA
  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is December (0.98").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in December
Victorville, CA

Average rainfall days in December - Victorville, CA
  • Average rainfall days in December: 5.4 days

The month with the highest number of rainy days is March (6 days).
The month with the least rainy days is June (0.9 days).

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Average snowfall in December
Victorville, CA

Average snowfall in December - Victorville, CA
  • Average snowfall in December: 0.91"

The month with the highest snowfall is November (1.73").
The months with the least snowfall are March, May, June, July, August, September and October (0").

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Average snowfall days in December
Victorville, CA

Average snowfall days in December - Victorville, CA
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Victorville, CA
  • Average daylight in December: 9h and 53min

The month with the longest days is June (Average daylight: 14h and 26min).
The month with the shortest days is December (Average daylight: 9h and 53min).

  • Average sunshine in December: 7h and 0min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 7h and 0min).

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Average sunshine days in December
Victorville, CA

Average sunshine days in December - Victorville, CA
  • Average sunshine days in December: 24.6 days

The month with the most sunshine days is June (28.9 days).
The month with the least sunshine days is February (22.4 days).

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Average UV index in December
Victorville, CA

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

The months with the highest UV index are June, 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
Victorville, CA

Average cloud cover in December - Victorville, CA
  • Average cloud cover in December: 21

The month with the most cloud cover is December (Cloud cover 21).
The months with the least cloud cover are June and August (Cloud cover 5).

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Average visibility in December
Victorville, CA

Average visibility in December - Victorville, 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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