December weather forecastPortbou, Spain

December

Weather in December

Sea temperature

In Portbou, Spain, the average seawater temperature in December is 14.6°C (58.3°F).
Note: Swimming in 14.6°C (58.3°F) poses a severe threat. Even short exposure to 13°C (55.4°F) is chilling, and going below 10°C (50°F) can cause breathing irregularities and intense cold shock, based on one's stamina.

Daylight

With an average of 9h and 6min of daylight, December has the shortest days of the year in Portbou.
On the first day of December in Portbou, sunrise is at 07:57 and sunset at 17:15. On the last day of the month, sunrise is at 08:16 and sunset at 17:24 CET.

Frequently asked questions

In December, the average sea temperature is 14.6°C (58.3°F). Swimming in 14.6°C (58.3°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.

December has the shortest days of the year in Portbou, with an average of 9h and 6min of daylight.

In Portbou, Spain, the average day length in December is 9h and 8min.

On the first day of December in Portbou, sunrise is at 07:57 and sunset at 17:15. On the last day of the month, sunrise is at 08:16 and sunset at 17:24 CET.
Average sea temperature
Average daylight

Average sea temperature in December
Portbou, Spain

  • Average sea temperature in December: 14.6°C

The best month for swimming (with the highest average sea temperature) is August (21.9°C).
The coldest month (with the lowest average sea temperature) is February (12.8°C).

Average daylight in December
Portbou, Spain

  • Average daylight in December: 9h and 6min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).