December weather forecast and climate
Oak Run, CA

Weather in December

The first month of the winter, December, is still a chilly month in Oak Run, California, with average temperature varying between 49.3°F (9.6°C) and 35.2°F (1.8°C).

Temperature

The coldest month is December, with an average high-temperature of 49.3°F (9.6°C) and an average low-temperature of 35.2°F (1.8°C).

Humidity

The average relative humidity in Oak Run is 73%.

Rainfall

In Oak Run, in December, during 13.9 rainfall days, 4.69" (119mm) of precipitation is typically accumulated. In Oak Run, during the entire year, the rain falls for 99.5 days and collects up to 30.43" (773mm) of precipitation.

Snowfall

Months with snowfall in Oak Run are January through March, November and December. December is the month with the most snowfall in Oak Run. Snow falls for 0.8 days and accumulates 0.63" (16mm) of snow.

Daylight

With an average of 9.3h of daylight, December has the shortest days of the year.

Sunshine

The month with the least sunshine is December, with an average of 5.5h of sunshine.

UV index

February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Oak Run. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 in December interpret into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. 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 Oak Run?

With an average high-temperature of 49.3°F (9.6°C) and an average low-temperature of 35.2°F (1.8°C), December is the coldest month in Oak Run, California.

What is the temperature in December in Oak Run?

In December, in Oak Run, California, the average high-temperature is 49.3°F (9.6°C), and the average low-temperature is 35.2°F (1.8°C).

What is the average humidity in December in Oak Run?

The average relative humidity in December in Oak Run is 73%.

How many days does it rain in December in Oak Run?

In Oak Run, California, in December, it is raining for 13.9 days, with typically 4.69" (119mm) of accumulated precipitation.

How many days does it snow in December in Oak Run?

In December, in Oak Run, California, it is snowing for 0.8 days. Throughout December, 0.63" (16mm) of snow is accumulated.

What is the snowiest month in Oak Run?

December is the month with the most snowfall in Oak Run, California. Snow falls for 0.8 days and accumulates 0.63" (16mm) of snow.

What is the month with the shortest days in Oak Run?

With an average of 9.3h of daylight, December has the shortest days of the year in Oak Run.

How many hours of daylight does Oak Run have in December?

In December, the average length of the day is 9.3h.

What is the month with the least sunshine in Oak Run?

With an average of 5.5h of sunshine, December has the least sunshine of the year in Oak Run, California.

How long on average sun shines in December in Oak Run?

In December, the average sunshine in Oak Run, California, is 5.5h.

When is the lowest UV index in Oak Run?

Months with the lowest UV index in Oak Run, California, are February, November and December, with an average maximum UV index of 2.

How high is the UV index in December in Oak Run?

In Oak Run, California, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to the UV radiation.

Average temperature in December
Oak Run, CA

Average temperature in December - Oak Run, CA
  • Average high temperature in December: 49.3°F

The warmest month (with the highest average high temperature) is July (92.3°F).
The month with the lowest average high temperature is December (49.3°F).

  • Average low temperature in December: 35.2°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is December (35.2°F).

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Average pressure in December
Oak Run, CA

Average pressure in December - Oak Run, CA
  • Average pressure in December: 30.14"

The month with the highest atmospheric pressure is January (30.16").
Months with the lowest atmospheric pressure are June and August (29.92").

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Average wind speed in December
Oak Run, CA

Average wind speed in December - Oak Run, CA
  • Average wind speed in December: 4.5mph

The windiest months (with the highest average wind speed) are March, April, June and October (5.2mph).
The calmest months (with the lowest average wind speed) are August and November (4.4mph).

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Average humidity in December
Oak Run, CA

Average humidity in December - Oak Run, CA
  • Average humidity in December: 73%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is August (35%).

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Average rainfall in December
Oak Run, CA

Average rainfall in December - Oak Run, CA
  • Average rainfall in December: 4.69"

The wettest month (with the highest rainfall) is March (5.91").
The driest month (with the least rainfall) is July (0.08").

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Average rainfall days in December
Oak Run, CA

Average rainfall days in December - Oak Run, CA
  • Average rainfall days in December: 13.9 days

The month with the highest number of rainy days is March (16.8 days).
The month with the least rainy days is August (1.6 days).

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Average snowfall in December
Oak Run, CA

Average snowfall in December - Oak Run, CA
  • Average snowfall in December: 0.63"

The month with the highest snowfall is December (0.63").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Oak Run, CA

Average snowfall days in December - Oak Run, CA
  • Average snowfall days in December: 0.8 days

The month with the highest number of snowfall days is February (1.1 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Oak Run, CA

Average daylight in December / Average sunshine in December - Oak Run, CA
  • Average daylight in December: 9.3h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in December: 5.5h

The month with the most sunshine is July (Average sunshine: 12.2h).
The month with the least sunshine is December (Average sunshine: 5.5h).

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Average sunshine days in December
Oak Run, CA

Average sunshine days in December - Oak Run, CA
  • Average sunshine days in December: 16 days

The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is March (12.7 days).

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Average UV index in December
Oak Run, CA

Average UV index in December - Oak Run, CA
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
Months with the lowest UV index are February, November and December (UV index 2).

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Average cloud cover in December
Oak Run, CA

Average cloud cover in December - Oak Run, CA
  • Average cloud cover in December: 40

The month with the most cloud cover is March (Cloud cover 43).
Months with the least cloud cover are July and August (Cloud cover 5).

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Average visibility in December
Oak Run, CA

Average visibility in December - Oak Run, CA
  • Average visibility in December: 6mi

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

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