Manhattan Beach
California, USA
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Manhattan Beach, CA

Ocean temperature

The month with the coldest seawater in Manhattan Beach, California, is January, with an average ocean temperature of 58.3°F (14.6°C).
Note: Swimming in 58.3°F (14.6°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 January, the average length of the day in Manhattan Beach is 10.2h.

When is the ocean coldest in Manhattan Beach?

January is the month with the coldest seawater in Manhattan Beach, 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, the average seawater temperature in January 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?

The average length of the day in January in Manhattan Beach, California, is 10.2h.
Average sea temperature in January - Manhattan Beach, CA
  • Average sea temperature in January: 58.3°F

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).

Average daylight 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 shortest days is December (Average daylight: 9.9h).