Weather in January
Ocean temperature
In Seacliff State Beach, California, the average seawater temperature in January is 54.1°F (12.3°C).Note: Being in 54.1°F (12.3°C) waters at 55.4°F (13°C) is discomforting, but anything below 50°F (10°C) can jeopardize breathing and induce cold shock, factoring in physical endurance.
Daylight
In January, the average length of the day in Seacliff State Beach is 9h and 58min.On the first day of January, sunrise is at 7:20 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:31 pm PST.
Frequently asked questions
What is the ocean temperature in January in Seacliff State Beach?
In January, the average ocean temperature in Seacliff State Beach, California, is 54.1°F (12.3°C). Swimming in 54.1°F (12.3°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.
What is the average length of the day in January in Seacliff State Beach?
In January, the average day length in Seacliff State Beach, California, is 9h and 58min.
When is the sunrise / sunset in January in Seacliff State Beach?
In January, on the first day of the month, sunrise is at 7:20 am and sunset at 5:01 pm. On the last day of the month, in Seacliff State Beach, sunrise is at 7:10 am and sunset at 5:31 pm PST.
Average sea temperature in January
Seacliff State Beach, CA
- Average sea temperature in January: 54.1°F
The best months for swimming (with the highest average sea temperature) are August and September (58.1°F).
The coldest month (with the lowest average sea temperature) is April (53.8°F).
Average daylight in January
Seacliff State Beach, CA
- Average daylight in January: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
Seacliff State Beach, California, USA
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