January weather forecast
Manhattan Beach, CA

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Weather in January

January, the same as December, is another enjoyable winter month in Manhattan Beach, California, with temperature in the range of an average low of 53.2°F (11.8°C) and an average high of 64.4°F (18°C).

Temperature

The advent of January brings an average high-temperature of a still comfortable 64.4°F (18°C), exhibiting minor difference from the previous month. During the nights in January, Manhattan Beach observes an average low-temperature of 53.2°F (11.8°C).

Humidity

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

Rainfall

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

Ocean temperature

January is the month with the coldest seawater in Manhattan Beach, with an average ocean temperature of 58.3°F (14.6°C).
Note: If planning to swim in 58.3°F (14.6°C) under 50°F (10°C), wear a protective suit. Neglecting this advice might cause immediate cold shock and troubled breathing. A splash around 55.4°F (13°C) is not much warmer.

Daylight

The average length of the day in January in Manhattan Beach is 10h and 12min.
On the first day of January, sunrise is at 6:58 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 5:22 pm PST.

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 reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index, 4 in January, converts into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What is the average January temperature in Manhattan Beach?

Manhattan Beach in January has an average high-temperature of 64.4°F (18°C) and an average low-temperature of 53.2°F (11.8°C).

What is the average humidity in January in Manhattan Beach?

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

What is the rainiest month in Manhattan Beach?

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

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

In January, in Manhattan Beach, the rain falls for 4.8 days. Throughout January, 1.5" (38mm) of precipitation is accumulated.

What is the month with the coldest ocean 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 ocean temperature in January in Manhattan Beach?

In Manhattan Beach, California, in January, the average water temperature is 58.3°F (14.6°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

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

In January, the average day length is 10h and 12min.

What time are sunrise and sunset in January in Manhattan Beach?

In January, on the first day of the month, sunrise is at 6:58 am and sunset at 4:55 pm. On the last day of the month, in Manhattan Beach, sunrise is at 6:51 am and sunset at 5:22 pm PST.

How long on average sun shines in January in Manhattan Beach?

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

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

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

How high is the UV index 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 moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

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

The 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"Hg

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

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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: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in January: 6h and 4min

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 36min).

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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

The 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

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 January
Manhattan Beach, CA

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

The 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

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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Manhattan Beach, California, USA

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