December weather forecast
Kaliningrad, Russia

As the last page of the calendar turns, winter celebrates its comeback in Kaliningrad. The drop in temperatures is significant, the day at 1.9°C (35.4°F), and the night chillingly cold at -2.5°C (27.5°F). December reinstates the season's other aspects, with snowfall commenced, and daylight growing increasingly shorter. Thus, a cold, yet picturesque December bids people indoors and sets the stage for the holiday season. As the year ends, residents prepare themselves for the fresh start of January, thus welcoming the new year with high spirits.

Temperature

December brings a minor shift in the average high-temperature in Kaliningrad, adjusting from 5.6°C (42.1°F) in November to a still cold 1.9°C (35.4°F). Throughout December, a modest shift from daytime highs is anticipated in Kaliningrad, with an average low-temperature of -2.5°C (27.5°F).

Humidity

The most humid month in Kaliningrad is December, with an average relative humidity of 87%.

Rainfall

In December, the rain falls for 16 days. Throughout December, 73mm (2.87") of precipitation is accumulated. In Kaliningrad, during the entire year, the rain falls for 185 days and collects up to 824mm (32.44") of precipitation.

Snowfall

Months with snowfall in Kaliningrad are January through March, November and December. In Kaliningrad, in December, snow falls for 7 days, with typically accumulated 50mm (1.97") of snow. Throughout the year, there are 34.2 snowfall days, and 240mm (9.45") of snow is accumulated.

Sea temperature

In Kaliningrad, in December, the average water temperature is 6°C (42.8°F).
Note: It is life-risking to swim in 6°C (42.8°F). Briefly staying in 13°C (55.4°F) waters feels unsettling, and temperatures below 10°C (50°F) might result in cold shock and loss of breath control, hinging on personal endurance.

Daylight

With an average of 7h and 18min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 08:38 and sunset at 16:16. On the last day of December, sunrise is at 09:01 and sunset at 16:21 EET.

Sunshine

The month with the least sunshine is December, with an average of 0.8h of sunshine.

UV index

The months with the lowest UV index in Kaliningrad, Russia, are January and December, with an average maximum UV index of 0. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 0 in December translates into these instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.