December weather forecast
Laguna Niguel, CA

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Weather in December

The first month of the winter, December, is still a comfortable month in Laguna Niguel, California, with an average temperature ranging between max 62.4°F (16.9°C) and min 50.5°F (10.3°C).

Temperature

December is the month that records the lowest temperatures, with averages ranging from a high of 62.4°F (16.9°C) to a low of 50.5°F (10.3°C).

Humidity

The average relative humidity in December is 62%.

Rainfall

December is the month with the most rainfall. Rain falls for 6.8 days and accumulates 1.85" (47mm) of precipitation.

Daylight

With an average of 10h and 0min of daylight, December has the shortest days of the year in Laguna Niguel.
On the first day of the month, sunrise is at 6:37 am and sunset at 4:42 pm. On the last day of December, in Laguna Niguel, sunrise is at 6:54 am and sunset at 4:53 pm PST.

Sunshine

December has the least sunshine of the year in Laguna Niguel, California, with an average of 6.4h of sunshine.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: A maximum daily UV index of 4 during December morphs into the following directions:
Take necessary precautions - Defending against sun damage is advocated. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

What month is the coldest in Laguna Niguel?

Laguna Niguel's December weather, marked by an average high temperature of 62.4°F (16.9°C) and an average low temperature of 50.5°F (10.3°C), is the coldest in the year.

What is the average December temperature in Laguna Niguel?

In Laguna Niguel, 62.4°F (16.9°C) is the average high-temperature and 50.5°F (10.3°C) is the average low-temperature during December.

What is the average humidity in December in Laguna Niguel?

The average relative humidity in December in Laguna Niguel, California, is 62%.

What is the wettest month in Laguna Niguel?

December is the month with the most rainfall. Rain falls for 6.8 days and accumulates 1.85" (47mm) of precipitation.

How many days does it rain in December in Laguna Niguel?

In December, in Laguna Niguel, the rain falls for 6.8 days. Throughout December, 1.85" (47mm) of precipitation is accumulated.

What is the month with the shortest days in Laguna Niguel?

With an average of 10h and 0min of daylight, December has the shortest days of the year in Laguna Niguel, California.

What is the average length of the day in December in Laguna Niguel?

The average day length in December in Laguna Niguel is 9h and 58min.

When is the sunrise / sunset in December in Laguna Niguel?

In December, on the first day of the month, sunrise is at 6:37 am and sunset at 4:42 pm. On the last day of the month, in Laguna Niguel, sunrise is at 6:54 am and sunset at 4:53 pm PST.

What is the month with the least sunshine in Laguna Niguel?

With an average of 6.4h of sunshine, December has the least sunshine of the year in Laguna Niguel, California.

How many hours of sunshine does Laguna Niguel have in December?

The average sunshine duration in December is 6.4h.

What is the month with the lowest UV index in Laguna Niguel?

The months with the lowest UV index in Laguna Niguel are January through March, November and December, with an average maximum UV index of 4.

What is the UV index intensity in December in Laguna Niguel?

The average daily maximum UV index in December in Laguna Niguel, California, is 4. A UV Index estimate of 3 to 5 represents 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
Laguna Niguel, CA

Average temperature in December - Laguna Niguel, CA
  • Average high temperature in December: 62.4°F

The warmest month (with the highest average high temperature) is September (77.4°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in December: 50.5°F

The month with the highest average low temperature is August (63.3°F).
The coldest month (with the lowest average low temperature) is February (50°F).

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Average pressure in December
Laguna Niguel, CA

Average pressure in December - Laguna Niguel, CA
  • Average pressure in December: 30.07"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in December
Laguna Niguel, CA

Average wind speed in December - Laguna Niguel, CA
  • Average wind speed in December: 5.4mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest months (with the lowest average wind speed) are August, September and October (5mph).

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Average humidity in December
Laguna Niguel, CA

Average humidity in December - Laguna Niguel, CA
  • Average humidity in December: 62%

The month with the highest relative humidity is June (74%).
The month with the lowest relative humidity is November (59%).

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Average rainfall in December
Laguna Niguel, CA

Average rainfall in December - Laguna Niguel, CA
  • Average rainfall in December: 1.85"

The wettest month (with the highest rainfall) is December (1.85").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in December
Laguna Niguel, CA

Average rainfall days in December - Laguna Niguel, CA
  • Average rainfall days in December: 6.8 days

The month with the highest number of rainy days is March (7.8 days).
The month with the least rainy days is June (3 days).

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Average daylight in December /
Average sunshine in December
Laguna Niguel, CA

Average daylight in December / Average sunshine in December - Laguna Niguel, 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 2min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

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Average sunshine days in December
Laguna Niguel, CA

Average sunshine days in December - Laguna Niguel, CA
  • Average sunshine days in December: 22.8 days

The month with the most sunshine days is January (24.7 days).
The month with the least sunshine days is May (19.5 days).

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Average UV index in December
Laguna Niguel, CA

Average UV index in December - Laguna Niguel, CA
  • Average UV index in December: 4

The months with the highest UV index are July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

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Average cloud cover in December
Laguna Niguel, CA

Average cloud cover in December - Laguna Niguel, 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 11).

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Average visibility in December
Laguna Niguel, CA

Average visibility in December - Laguna Niguel, 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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Laguna Niguel, California, USA

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