December weather forecastTrelleborg, Sweden

December

Weather in December

Sea temperature

In December, the average sea temperature in Trelleborg, Sweden, is 5.9°C (42.6°F).
Note: With an efficient thermal swimsuit, one can navigate 5.9°C (42.6°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

December has the shortest days of the year, with an average of 7h and 12min of daylight.
On the first day of December in Trelleborg, Sweden, sunrise is at 08:11 and sunset at 15:41. On the last day of the month, sunrise is at 08:34 and sunset at 15:46 CET.

Frequently asked questions

In December, the average sea temperature in Trelleborg is 5.9°C (42.6°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.

With an average of 7h and 12min of daylight, December has the shortest days of the year in Trelleborg, Sweden.

The average day length in December in Trelleborg is 7h and 13min.

In December, on the first day of the month, sunrise is at 08:11 and sunset at 15:41. On the last day of the month, in Trelleborg, sunrise is at 08:34 and sunset at 15:46 CET.
Average sea temperature
Average daylight

Average sea temperature in December
Trelleborg, Sweden

  • Average sea temperature in December: 5.9°C

The best month for swimming (with the highest average sea temperature) is August (17.4°C).
The coldest months (with the lowest average sea temperature) are February and March (2.6°C).

Average daylight in December
Trelleborg, Sweden

  • Average daylight in December: 7h and 12min

The month with the longest days is June (Average daylight: 17h and 24min).
The month with the shortest days is December (Average daylight: 7h and 12min).