Weather in January
Sea temperature
In January, the average sea temperature in Sestao, Spain, is 13°C (55.4°F).Note: Beware when you're in 13°C (55.4°F) waters; 13°C (55.4°F) is chilling and anything below 10°C (50°F) could cause breathing hindrance and a sudden cold shock, given your physical condition.
Daylight
In January, the average length of the day is 9h and 24min.On the first day of the month, sunrise is at 08:44 and sunset at 17:46. On the last day of January, in Sestao, sunrise is at 08:29 and sunset at 18:21 CET.
Frequently asked questions
What is the sea water temperature in January in Sestao?
In Sestao, the average seawater temperature in January is 13°C (55.4°F). At temperatures below 10°C (50°F), 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 13°C (55.4°F) is not comfortable.
How many hours of daylight does Sestao have in January?
In Sestao, the average day length in January is 9h and 24min.
When are sunrise and sunset in January in Sestao?
In January, on the first day of the month, sunrise is at 08:44 and sunset at 17:46. On the last day of the month, sunrise is at 08:29 and sunset at 18:21 CET.
Average sea temperature in January
Sestao, Spain
- Average sea temperature in January: 13°C
The best month for swimming (with the highest average sea temperature) is August (21.2°C).
The coldest month (with the lowest average sea temperature) is February (12.7°C).
Average daylight in January
Sestao, Spain
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
Sestao, Spain
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