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

December weather forecast and climate
Manhattan Beach, CA

Ocean temperature

In Manhattan Beach, California, the average seawater temperature in December is 60.4°F (15.8°C).
Note: For most, swimming in 60.4°F (15.8°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

Daylight

December has the shortest days of the year, with an average of 9.9h of daylight.

What is the ocean temperature in December in Manhattan Beach?

In December, the average ocean temperature is 60.4°F (15.8°C). For most, swimming in 60.4°F (15.8°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the month with the shortest days in Manhattan Beach?

December has the shortest days of the year in Manhattan Beach, with an average of 9.9h of daylight.

What is the average length of the day in December in Manhattan Beach?

In Manhattan Beach, the average length of the day in December is 9.9h.
Average sea temperature in December - Manhattan Beach, CA
  • Average sea temperature in December: 60.4°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 December - Manhattan Beach, CA
  • Average daylight in December: 9.9h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).