December weather forecast and climate
Murrieta, CA

The dense city of Murrieta in California, with a far view of hills and snow-covered mountains
The dense city of Murrieta in California, with a far view of hills and snow-covered mountains

Weather in December

The first month of the winter, December, is also an enjoyable month in Murrieta, California, with average temperature ranging between max 61.7°F (16.5°C) and min 43.5°F (6.4°C).

Temperature

December is the coldest month, with an average high-temperature of 61.7°F (16.5°C) and an average low-temperature of 43.5°F (6.4°C).

Humidity

In Murrieta, the average relative humidity is 58%.

Rainfall

The month with the most rainfall in Murrieta is December when the rain falls for 6.5 days and typically aggregates up to 1.81" (46mm) of precipitation.

Daylight

With an average of 10h of daylight, December has the shortest days of the year in Murrieta.

Sunshine

With an average of 6.5h of sunshine, December has the least sunshine of the year in Murrieta.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the coldest month in Murrieta?

The coldest month in Murrieta is December, with an average high-temperature of 61.7°F (16.5°C) and an average low-temperature of 43.5°F (6.4°C).

What is the temperature in December in Murrieta?

In December, in Murrieta, California, the average high-temperature is 61.7°F (16.5°C), and the average low-temperature is 43.5°F (6.4°C).

What is the average humidity in December in Murrieta?

In Murrieta, California, the average relative humidity in December is 58%.

How many days does it rain in December in Murrieta?

In Murrieta, California, in December, it is raining for 6.5 days, with typically 1.81" (46mm) of accumulated precipitation.

What is the wettest month in Murrieta?

The month with the most rainfall is December when the rain falls for 6.5 days and typically aggregates up to 1.81" (46mm) of precipitation.

What is the month with the shortest days in Murrieta?

December has the shortest days of the year in Murrieta, with an average of 10h of daylight.

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

In Murrieta, California, the average length of the day in December is 10h.

What is the month with the least sunshine in Murrieta?

With an average of 6.5h of sunshine, December has the least sunshine of the year in Murrieta, California.

How many hours of sunshine does Murrieta have in December?

The average sunshine in December in Murrieta, California, is 6.5h.

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

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

How high is the UV index in December in Murrieta?

In December, the average daily maximum UV index in Murrieta, California, is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to the UV radiation.

Average temperature in December
Murrieta, CA

Average temperature in December - Murrieta, 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).

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Average pressure in December
Murrieta, CA

Average pressure in December - Murrieta, CA
  • Average pressure in December: 30.06"

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

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Average wind speed in December
Murrieta, CA

Average wind speed in December - Murrieta, 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).

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Average humidity in December
Murrieta, CA

Average humidity in December - Murrieta, 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%).

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Average rainfall in December
Murrieta, CA

Average rainfall in December - Murrieta, 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").

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Average rainfall days in December
Murrieta, CA

Average rainfall days in December - Murrieta, 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).

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

Average daylight in December / Average sunshine in December - Murrieta, CA
  • Average daylight in December: 10h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in December: 6.5h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.5h).

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Average sunshine days in December
Murrieta, CA

Average sunshine days in December - Murrieta, 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).

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Average UV index in December
Murrieta, CA

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

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).

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Average cloud cover in December
Murrieta, CA

Average cloud cover in December - Murrieta, 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).

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Average visibility in December
Murrieta, CA

Average visibility in December - Murrieta, 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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