Weather in December
Sea temperature
In December, the average sea temperature in Langesund, Norway, is 6.3°C (43.3°F).Note: With an efficient thermal swimsuit, one can navigate 6.3°C (43.3°F) even if it's colder than 10°C (50°F); otherwise, rapid cold shock and breathlessness might set in. Barely wading at 13°C (55.4°F) feels chilly.
Daylight
With an average of 6h and 18min of daylight, December has the shortest days of the year in Langesund.On the first day of the month, sunrise is at 08:48 and sunset at 15:31. On the last day of December, sunrise is at 09:14 and sunset at 15:34 CET.
Frequently asked questions
What is the water temperature in December in Langesund?
In December, the average sea temperature in Langesund is 6.3°C (43.3°F). Swimming in 6.3°C (43.3°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.
What is the month with the shortest days in Langesund?
December has the shortest days of the year in Langesund, with an average of 6h and 18min of daylight.
How many hours of daylight does Langesund have in December?
In Langesund, Norway, the average day length in December is 6h and 20min.
When is the sunrise / sunset in December in Langesund?
In December, on the first day of the month, sunrise is at 08:48 and sunset at 15:31. On the last day of the month, sunrise is at 09:14 and sunset at 15:34 CET.
Average sea temperature in December
Langesund, Norway
- Average sea temperature in December: 6.3°C
The best month for swimming (with the highest average sea temperature) is August (18.3°C).
The coldest month (with the lowest average sea temperature) is March (2.8°C).
Average daylight in December
Langesund, Norway
- Average daylight in December: 6h and 2min
The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).
Langesund, Norway
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