December weather forecast
Valle de los Caballos, CA

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Weather in December

The first month of the winter, December, is still a refreshing month in Valle de los Caballos, California, with an average temperature varying between 43.5°F (6.4°C) and 61.7°F (16.5°C).

Temperature

In Valle de los Caballos, December records the lowest average temperatures, peaking at 61.7°F (16.5°C) and reaching a low of 43.5°F (6.4°C).

Humidity

The average relative humidity in December is 58%.

Rainfall

December is the month with the most rainfall. Rain falls for 6.5 days and accumulates 1.81" (46mm) of precipitation.

Daylight

The month with the shortest days in Valle de los Caballos is December, with an average of 10h and 0min of daylight.
On the first day of the month, sunrise is at 6:34 am and sunset at 4:40 pm. On the last day of December, in Valle de los Caballos, sunrise is at 6:52 am and sunset at 4:50 pm PST.

Sunshine

The month with the least sunshine is December, with an average of 6.5h of sunshine.

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 3 during December morphs into the following directions:
Take precautions - Protection against sun damage is advised. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

What part of the year is the coldest?

Valle de los Caballos's coldest month, December, registers temperatures that range from a high of 61.7°F (16.5°C) to a low of 43.5°F (6.4°C).

What is the average December temperature?

During December, Valle de los Caballos experiences an average high-temperature of 61.7°F (16.5°C) and a low-temperature of 43.5°F (6.4°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is appraised at 87.8°F (31°C).

What is the average humidity in December?

The average relative humidity in December is 58%.

What is the rainiest month?

December is the month with the most rainfall. Rain falls for 6.5 days and accumulates 1.81" (46mm) of precipitation.

How much does it rain in December?

In December, the rain falls for 6.5 days. Throughout December, 1.81" (46mm) of precipitation is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 10h and 0min of daylight.

How many hours of daylight does Valle de los Caballos have in December?

In Valle de los Caballos, the average day length in December is 9h and 58min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:34 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 4:50 pm PST.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 6.5h of sunshine.

How long on average sun shines in December?

The average sunshine duration in December is 6.5h.

What is the month with the lowest UV index?

December is the month with the lowest UV index, with an average maximum UV index of 3.

How high is the UV index in December?

In December, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Valle de los Caballos, CA

Average temperature in December - Valle de los Caballos, CA
  • Average high temperature in December: 61.7°F

The warmest month (with the highest average high temperature) is August (87.4°F).
The month with the lowest average high temperature is December (61.7°F).

  • Average low temperature in December: 43.5°F

The month with the highest average low temperature is August (62.2°F).
The coldest month (with the lowest average low temperature) is February (43.3°F).

Average pressure in December
Valle de los Caballos, CA

Average pressure in December - Valle de los Caballos, CA
  • Average pressure in December: 30.06"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in December
Valle de los Caballos, CA

Average wind speed in December - Valle de los Caballos, CA
  • Average wind speed in December: 5mph

The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest month (with the lowest average wind speed) is September (4.3mph).

Average humidity in December
Valle de los Caballos, CA

Average humidity in December - Valle de los Caballos, CA
  • Average humidity in December: 58%

The month with the highest relative humidity is May (65%).
The month with the lowest relative humidity is November (52%).

Average rainfall in December
Valle de los Caballos, CA

Average rainfall in December - Valle de los Caballos, CA
  • Average rainfall in December: 1.81"

The wettest month (with the highest rainfall) is December (1.81").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in December
Valle de los Caballos, CA

Average rainfall days in December - Valle de los Caballos, CA
  • Average rainfall days in December: 6.5 days

The month with the highest number of rainy days is March (8.2 days).
The month with the least rainy days is June (1.4 days).

Average daylight in December /
Average sunshine in December
Valle de los Caballos, CA

Average daylight in December / Average sunshine in December - Valle de los Caballos, CA
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 6h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in December
Valle de los Caballos, CA

Average sunshine days in December - Valle de los Caballos, CA
  • Average sunshine days in December: 23.4 days

The month with the most sunshine days is June (26.5 days).
The month with the least sunshine days is February (20.8 days).

Average UV index in December
Valle de los Caballos, CA

Average UV index in December - Valle de los Caballos, CA
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in December
Valle de los Caballos, CA

Average cloud cover in December - Valle de los Caballos, CA
  • Average cloud cover in December: 26

The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 7).

Average visibility in December
Valle de los Caballos, CA

Average visibility in December - Valle de los Caballos, 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).

Valle de los Caballos, California, USA

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