December weather forecast
Browns Valley, CA

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Weather in December

December, the first month of the winter in Browns Valley, is also a fresh month, with an average temperature varying between 39.7°F (4.3°C) and 53.6°F (12°C).

Temperature

Browns Valley's coldest weather arrives in December, when temperatures average a high of 53.6°F (12°C) and a low of 39.7°F (4.3°C).

Humidity

In December, the average relative humidity is 68%.

Rainfall

In Browns Valley, in December, during 9.8 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. Throughout the year, in Browns Valley, there are 71.4 rainfall days, and 15.31" (389mm) of precipitation is accumulated.

Snowfall

January, March through December are months without snowfall.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:06 am and sunset at 4:43 pm. On the last day of December, sunrise is at 7:25 am and sunset at 4:52 pm PST.

Sunshine

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

UV index

The months with the lowest UV index in Browns Valley are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index of 3 during December translates into these guidelines:
Take necessary precautions - Defending against sun damage is advocated. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Frequently asked questions

What part of the year is the coldest in Browns Valley?

Browns Valley, California, reaches its average lowest temperatures in December, measuring 53.6°F (12°C) at the peak and 39.7°F (4.3°C) at the lowest.

What is the usual temperature for Browns Valley in December?

In Browns Valley, in December, the average high-temperature is 53.6°F (12°C), and the average low-temperature is 39.7°F (4.3°C). In June, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 86°F (30°C).

What is the average humidity in December in Browns Valley?

In December, the average relative humidity in Browns Valley is 68%.

How many days does it rain in December in Browns Valley?

In Browns Valley, California, in December, it is raining for 9.8 days, with typically 2.72" (69mm) of accumulated precipitation.

When it does not snow in Browns Valley?

In Browns Valley, snow does not fall in January, March through December.

What is the month with the shortest days in Browns Valley?

December has the shortest days of the year, with an average of 9h and 30min of daylight.

How many hours of daylight does Browns Valley have in December?

In Browns Valley, California, the average day length in December is 9h and 28min.

When are sunrise and sunset in December in Browns Valley?

On the first day of December in Browns Valley, sunrise is at 7:06 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:52 pm PST.

What is the month with the least sunshine in Browns Valley?

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

How long on average sun shines in December in Browns Valley?

In Browns Valley, the average sunshine duration in December is 5.8h.

What is the month with the lowest UV index in Browns Valley?

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

How high is the UV index in December in Browns Valley?

In December, the average daily maximum UV index in Browns Valley, California, is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe 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
Browns Valley, CA

Average temperature in December - Browns Valley, CA
  • Average high temperature in December: 53.6°F

The warmest month (with the highest average high temperature) is July (93.9°F).
The month with the lowest average high temperature is December (53.6°F).

  • Average low temperature in December: 39.7°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is December (39.7°F).

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Average pressure in December
Browns Valley, CA

Average pressure in December - Browns Valley, 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
Browns Valley, CA

Average wind speed in December - Browns Valley, CA
  • Average wind speed in December: 5.2mph

The windiest month (with the highest average wind speed) is March (6mph).
The calmest months (with the lowest average wind speed) are August and November (5mph).

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Average humidity in December
Browns Valley, CA

Average humidity in December - Browns Valley, CA
  • Average humidity in December: 68%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (35%).

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Average rainfall in December
Browns Valley, CA

Average rainfall in December - Browns Valley, CA
  • Average rainfall in December: 2.72"

The wettest month (with the highest rainfall) is March (2.87").
The driest month (with the least rainfall) is July (0.04").

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Average rainfall days in December
Browns Valley, CA

Average rainfall days in December - Browns Valley, CA
  • Average rainfall days in December: 9.8 days

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is July (1.6 days).

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Average snowfall in December
Browns Valley, CA

Average snowfall in December - Browns Valley, CA
  • Average snowfall in December: 0"

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

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Average snowfall days in December
Browns Valley, CA

Average snowfall days in December - Browns Valley, CA
  • Average snowfall days in December: 0.1 days

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

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Average daylight in December /
Average sunshine in December
Browns Valley, CA

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

The month with the longest days is June (Average daylight: 14h and 54min).
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
Browns Valley, CA

Average sunshine days in December - Browns Valley, CA
  • Average sunshine days in December: 20.7 days

The month with the most sunshine days is July (29.1 days).
The month with the least sunshine days is March (17.4 days).

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Average UV index in December
Browns Valley, CA

Average UV index in December - Browns Valley, 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
Browns Valley, CA

Average cloud cover in December - Browns Valley, CA
  • Average cloud cover in December: 35

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in December
Browns Valley, CA

Average visibility in December - Browns Valley, 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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Browns Valley, California, USA

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