December weather forecast
Orangevale, CA

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Weather in December

December, the first month of the winter in Orangevale, is also a fresh month, with an average temperature fluctuating between 40.1°F (4.5°C) and 54°F (12.2°C).

Temperature

The coldest period tends to be December, when average temperatures fluctuate between a high of 54°F (12.2°C) and a low of 40.1°F (4.5°C).

Humidity

The average relative humidity in December is 70%.

Rainfall

In Orangevale, California, during December, the rain falls for 8.8 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, in Orangevale, there are 70.2 rainfall days, and 13.43" (341mm) of precipitation is accumulated.

Snowfall

December is the only month when snow falls. The month with the most snowfall in Orangevale is December, when snow falls for 0.2 days and typically aggregates up to 0.04" (1mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:04 am and sunset at 4:43 pm. On the last day of December, sunrise is at 7:22 am and sunset at 4:53 pm PST.

Sunshine

The month with the least sunshine in Orangevale is December, with an average of 5.8h 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 Orangevale. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In December, a daily UV index of 3 turns into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What are the coldest months in Orangevale?

Orangevale, California, experiences its lowest temperatures in December, with an average peak of 54°F (12.2°C) and a low of 40.1°F (4.5°C).

What are December temperatures in Orangevale?

Orangevale in December has an average high-temperature of 54°F (12.2°C) and an average low-temperature of 40.1°F (4.5°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in September is computed to be 87.8°F (31°C).

What is the average humidity in December in Orangevale?

In December, the average relative humidity in Orangevale, California, is 70%.

How many days does it rain in December in Orangevale?

In Orangevale, California, in December, it is raining for 8.8 days, with typically 2.24" (57mm) of accumulated precipitation.

When does it snow the most in Orangevale?

December is the month with the most snowfall in Orangevale. Snow falls for 0.2 days and accumulates 0.04" (1mm) of snow.

When does it start snowing in Orangevale?

December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days in Orangevale?

With an average of 9h and 30min of daylight, December has the shortest days of the year in Orangevale, California.

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

In Orangevale, California, the average day length in December is 9h and 31min.

When are sunrise and sunset in December in Orangevale?

On the first day of December in Orangevale, sunrise is at 7:04 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:53 pm PST.

What is the month with the least sunshine in Orangevale?

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

How long on average sun shines in December in Orangevale?

In Orangevale, California, the average sunshine duration in December is 5.8h.

What are the months with the lowest UV index in Orangevale?

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

What is the UV index reading in December in Orangevale?

In Orangevale, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Orangevale, CA

Average temperature in December - Orangevale, CA
  • Average high temperature in December: 54°F

The warmest month (with the highest average high temperature) is July (93.7°F).
The month with the lowest average high temperature is December (54°F).

  • Average low temperature in December: 40.1°F

The month with the highest average low temperature is August (59.9°F).
The coldest month (with the lowest average low temperature) is December (40.1°F).

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Average pressure in December
Orangevale, CA

Average pressure in December - Orangevale, CA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in December
Orangevale, CA

Average wind speed in December - Orangevale, CA
  • Average wind speed in December: 4.8mph

The windiest month (with the highest average wind speed) is February (5.5mph).
The calmest month (with the lowest average wind speed) is September (3.9mph).

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Average humidity in December
Orangevale, CA

Average humidity in December - Orangevale, CA
  • Average humidity in December: 70%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (41%).

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Average rainfall in December
Orangevale, CA

Average rainfall in December - Orangevale, CA
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is March (2.48").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in December
Orangevale, CA

Average rainfall days in December - Orangevale, CA
  • Average rainfall days in December: 8.8 days

The month with the highest number of rainy days is March (12.9 days).
The month with the least rainy days is July (1.2 days).

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Average snowfall in December
Orangevale, CA

Average snowfall in December - Orangevale, CA
  • Average snowfall in December: 0.04"

The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Orangevale, CA

Average snowfall days in December - Orangevale, CA
  • Average snowfall days in December: 0.2 days

The month with the highest number of snowfall days is December (0.2 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in December / Average sunshine in December - Orangevale, CA
  • Average daylight in December: 9h and 3min

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 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
Orangevale, CA

Average sunshine days in December - Orangevale, CA
  • Average sunshine days in December: 21.3 days

The month with the most sunshine days is July (29.1 days).
The month with the least sunshine days is March (17.3 days).

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Average UV index in December
Orangevale, CA

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

The months with the highest UV index are June and July (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
Orangevale, CA

Average cloud cover in December - Orangevale, CA
  • Average cloud cover in December: 34

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in December
Orangevale, CA

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

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