January weather forecast and climate
Manhattan Beach, CA

Weather in January

January, like December, in Manhattan Beach, California, is another enjoyable winter month, with average temperature varying between 53.2°F (11.8°C) and 64.4°F (18°C).

Temperature

In January, the average high-temperature is practically the same as in December - a still comfortable 64.4°F (18°C). In Manhattan Beach, the average low-temperature is 53.2°F (11.8°C).

Humidity

In January, the average relative humidity in Manhattan Beach, California, is 59%.

Rainfall

January is the month with the most rainfall. Rain falls for 4.8 days and accumulates 1.5" (38mm) of precipitation.

Ocean temperature

With an average ocean temperature of 58.3°F (14.6°C), January is the month with the coldest seawater in Manhattan Beach.
Note: Swimming in 58.3°F (14.6°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

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

Sunshine

In Manhattan Beach, the average sunshine in January is 6.7h.

UV index

January through March, November and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV rays for the average person.
Note: In January, the average maximum UV index of 4 translate into the following recommendations:
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 temperature in January in Manhattan Beach?

In Manhattan Beach, California, in January, the average high-temperature is 64.4°F (18°C), and the average low-temperature is 53.2°F (11.8°C).

What is the average humidity in January in Manhattan Beach?

In Manhattan Beach, the average relative humidity in January is 59%.

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

In Manhattan Beach, in January, during 4.8 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

What is the wettest month in Manhattan Beach?

The month with the most rainfall in Manhattan Beach is January when the rain falls for 4.8 days and typically aggregates up to 1.5" (38mm) of precipitation.

When is the ocean coldest in Manhattan Beach?

The month with the coldest seawater in Manhattan Beach, California, is January, with an average ocean temperature of 58.3°F (14.6°C).

What is the water temperature in January in Manhattan Beach?

In Manhattan Beach, California, in January, the average water temperature is 58.3°F (14.6°C). Swimming in 58.3°F (14.6°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 Manhattan Beach?

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

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

The average sunshine in January in Manhattan Beach is 6.7h.

When is the lowest UV index in Manhattan Beach?

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

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

In Manhattan Beach, California, the average daily maximum UV index in January 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
Manhattan Beach, CA

Average temperature in January - Manhattan Beach, CA
  • Average high temperature in January: 64.4°F

The warmest month (with the highest average high temperature) is August (76.6°F).
The month with the lowest average high temperature is December (62.8°F).

  • Average low temperature in January: 53.2°F

Months with the highest average low temperature are August and September (64.2°F).
The coldest month (with the lowest average low temperature) is February (52.2°F).

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Average pressure in January
Manhattan Beach, CA

Average pressure in January - Manhattan Beach, CA
  • Average pressure in January: 30.1"

The month with the highest atmospheric pressure is January (30.1").
Months with the lowest atmospheric pressure are June and September (29.9").

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Average wind speed in January
Manhattan Beach, CA

Average wind speed in January - Manhattan Beach, CA
  • Average wind speed in January: 5.9mph

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest months (with the lowest average wind speed) are August and September (5.2mph).

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Average humidity in January
Manhattan Beach, CA

Average humidity in January - Manhattan Beach, CA
  • Average humidity in January: 59%

The month with the highest relative humidity is June (74%).
The month with the lowest relative humidity is November (57%).

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Average rainfall in January
Manhattan Beach, CA

Average rainfall in January - Manhattan Beach, CA
  • Average rainfall in January: 1.5"

The wettest month (with the highest rainfall) is January (1.5").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in January
Manhattan Beach, CA

Average rainfall days in January - Manhattan Beach, CA
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is March (6.8 days).
The month with the least rainy days is August (3 days).

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Average sea temperature in January
Manhattan Beach, CA

Average sea temperature in January - Manhattan Beach, CA
  • Average sea temperature in January: 58.3°F

The best months for swimming (with the highest average sea temperature) are July and August (67.9°F).
The coldest month (with the lowest average sea temperature) is January (58.3°F).

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

Average daylight in January / Average sunshine in January - Manhattan 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: 9.9h).

  • 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: 6.6h).

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Average sunshine days in January
Manhattan Beach, CA

Average sunshine days in January - Manhattan Beach, CA
  • Average sunshine days in January: 24.9 days

Months with the most sunshine days are January and October (24.9 days).
The month with the least sunshine days is June (19.6 days).

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Average UV index in January
Manhattan Beach, CA

Average UV index in January - Manhattan 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
Manhattan Beach, CA

Average cloud cover in January - Manhattan Beach, CA
  • Average cloud cover in January: 21

Months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 9).

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Average visibility in January
Manhattan Beach, CA

Average visibility in January - Manhattan 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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