December weather forecast
Hamina, Finland

December

Weather in December

December signifies the peak of the winter season in Hamina. The sea temperature stands at a crisp 2.9°C (37.2°F). It is a festive month, marked by the celebration of Christmas and New Year, creating a joyful atmosphere in the snow-clad city. Limited daylight hours create a magical twilight ambiance, perfect for enjoying winter events and festivities. Despite the cold, the city sparkles under the twinkling holiday lights, bringing in warmth and cheer.

Sea temperature

In Hamina, in December, the average water temperature is 2.9°C (37.2°F).
Note: Within the context of swimming, this state is extremely cold, dangerous, and can result in death. Hypothermia happens quickly in the absence of protective insulated waterproof clothing.

Daylight

The month with the shortest days in Hamina is December, with an average of 5h and 54min of daylight.
On the first day of December, sunrise is at 08:51 and sunset at 15:09. On the last day of the month, sunrise is at 09:18 and sunset at 15:09 EET.

Frequently asked questions

How cold is the water in December in Hamina?
In Hamina, the average seawater temperature in December is 2.9°C (37.2°F). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.
What is the month with the shortest days in Hamina?
The month with the shortest days in Hamina is December, with an average of 5h and 54min of daylight.
How many hours of daylight does Hamina have in December?
The average day length in December in Hamina, Finland, is 5h and 52min.
When are sunrise and sunset in December in Hamina?
In December, on the first day of the month, sunrise is at 08:51 and sunset at 15:09. On the last day of the month, in Hamina, Finland, sunrise is at 09:18 and sunset at 15:09 EET.
Average sea temperature
Average daylight
Average sea temperature in December - Hamina, Finland
Average sea temperature in December
Hamina, Finland
  • Average sea temperature in December: 2.9°C

The best month for swimming (with the highest average sea temperature) is July (19.3°C).
The coldest month (with the lowest average sea temperature) is February (-0.5°C).

Average daylight in December - Hamina, Finland
Average daylight in December
Hamina, Finland
  • Average daylight in December: 5h and 5min

The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).

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