January weather forecast and climate
Laguna Beach, CA

The scenic Three Arch Bay spot on Laguna Beach in California
The scenic Three Arch Bay spot on Laguna Beach in California

Weather in January

January, like December, in Laguna Beach, California, is another enjoyable winter month, with average temperature varying between 51.3°F (10.7°C) and 64.2°F (17.9°C).

Temperature

In Laguna Beach, the average high-temperature is relatively the same as in December - a still comfortable 64.2°F (17.9°C). In Laguna Beach, the average low-temperature is 51.3°F (10.7°C).

Humidity

In January, the average relative humidity in Laguna Beach is 61%.

Rainfall

In Laguna Beach, in January, during 5.6 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. Throughout the year, there are 69 rainfall days, and 9.09" (231mm) of precipitation is accumulated.

Ocean temperature

January is the month with the coldest seawater in Laguna Beach, with an average ocean temperature of 58.5°F (14.7°C).
Note: Swimming in 58.5°F (14.7°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

In Laguna Beach, the average length of the day in January is 10.2h.

Sunshine

In January, the average sunshine is 6.7h.

UV index

Months with the lowest UV index are January through March, November and December, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the average maximum UV index of 4 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in January in Laguna Beach?

In January, the average high-temperature is 64.2°F (17.9°C), and the average low-temperature is 51.3°F (10.7°C).

What is the average humidity in January in Laguna Beach?

In Laguna Beach, the average relative humidity in January is 61%.

How many days does it rain in January in Laguna Beach?

In Laguna Beach, in January, it is raining for 5.6 days, with typically 1.14" (29mm) of accumulated precipitation.

What is the month with the coldest ocean in Laguna Beach?

January is the month with the coldest seawater, with an average ocean temperature of 58.5°F (14.7°C).

What is the water temperature in January in Laguna Beach?

In Laguna Beach, the average seawater temperature in January is 58.5°F (14.7°C). Swimming in 58.5°F (14.7°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the average length of the day in January in Laguna Beach?

The average length of the day in January in Laguna Beach, California, is 10.2h.

How many hours of sunshine does Laguna Beach have in January?

In January, the average sunshine is 6.7h.

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

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

What is the UV index reading in January in Laguna Beach?

In January, the average daily maximum UV index in Laguna Beach, California, is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in January
Laguna Beach, CA

Average temperature in January - Laguna Beach, CA
  • Average high temperature in January: 64.2°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 January: 51.3°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 January
Laguna Beach, CA

Average pressure in January - Laguna Beach, CA
  • Average pressure in January: 30.09"

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

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Average wind speed in January
Laguna Beach, CA

Average wind speed in January - Laguna Beach, CA
  • Average wind speed in January: 5.2mph

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 January
Laguna Beach, CA

Average humidity in January - Laguna Beach, CA
  • Average humidity in January: 61%

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 January
Laguna Beach, CA

Average rainfall in January - Laguna Beach, CA
  • Average rainfall in January: 1.14"

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 January
Laguna Beach, CA

Average rainfall days in January - Laguna Beach, CA
  • Average rainfall days in January: 5.6 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 sea temperature in January
Laguna Beach, CA

Average sea temperature in January - Laguna Beach, CA
  • Average sea temperature in January: 58.5°F

The best months for swimming (with the highest average sea temperature) are July and August (67.7°F).
The coldest month (with the lowest average sea temperature) is January (58.5°F).

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Average daylight in January /
Average sunshine in January
Laguna Beach, CA

Average daylight in January / Average sunshine in January - Laguna Beach, CA
  • Average daylight in January: 10.2h

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 January: 6.7h

The month with the most sunshine is August (Average sunshine: 11.9h).
The month with the least sunshine is December (Average sunshine: 6.4h).

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Average sunshine days in January
Laguna Beach, CA

Average sunshine days in January - Laguna Beach, CA
  • Average sunshine days in January: 24.7 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 January
Laguna Beach, CA

Average UV index in January - Laguna Beach, CA
  • Average UV index in January: 4

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

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Average cloud cover in January
Laguna Beach, CA

Average cloud cover in January - Laguna Beach, CA
  • Average cloud cover in January: 24

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 January
Laguna Beach, CA

Average visibility in January - Laguna Beach, CA
  • Average visibility in January: 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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