December weather forecast
Koszalin, Poland

December's weather presents Koszalin entwined in winter's icy grip. Snowflakes drifting against pale sunlight portray the city's weather theatre, complementing the holiday celebrations. The mercury column fluctuates between a biting -1.8°C and a chilly high of 2.6°C, reflecting the season's frosty character. As days contract to the shortest daylight hours, December amplifies the charm of indoor festivities, encapsulating the essence of a cozy winter in Koszalin.

Temperature

December in Koszalin is characterized by a mild reduction in the average high-temperature, from a frosty 6.4°C in November to a wintry 2.6°C. A modest dip in temperatures to an average of -1.8°C is observed throughout Koszalin's December nights.

Rainfall

In Koszalin, Poland, in December, it is raining for 11.6 days, with typically 55mm of accumulated precipitation. In Koszalin, during the entire year, the rain falls for 118.7 days and collects up to 704mm of precipitation.

Daylight

With an average of 7h and 24min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 07:51 and sunset at 15:37. On the last day of the month, sunrise is at 08:15 and sunset at 15:40 CET.

Sunshine

December has the least sunshine of the year, with an average of 0.9h of sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 0. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 0 suggests these recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.