December weather forecast and climate
Swinoujscie, Poland

December, the first month of the winter, in Swinoujscie, is also a wintry month, with temperature in the range of an average low of 1.7°C (35.1°F) and an average high of 4.2°C (39.6°F).

Temperature

In December, the average high-temperature slightly decreases, from a frosty 8°C (46.4°F) in November, to a cold 4.2°C (39.6°F). In Swinoujscie, the average low-temperature is 1.7°C (35.1°F).

Humidity

January and December, with an average relative humidity of 86%, are most humid months in Swinoujscie.

Rainfall

In Swinoujscie, during December, the rain falls for 11.6 days and regularly aggregates up to 19mm (0.75") of precipitation. In Swinoujscie, during the entire year, the rain falls for 140.2 days and collects up to 279mm (10.98") of precipitation.

Snowfall

January through April, November and December are months with snowfall in Swinoujscie. In Swinoujscie, during 4.5 snowfall days, 12mm (0.47") of snow is typically accumulated. Throughout the year, in Swinoujscie, there are 21.3 snowfall days, and 58mm (2.28") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 7.5h of daylight.

Sunshine

January and December, with an average of 3.2h of sunshine, are months with the least sunshine.

UV index

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 2 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Swinoujscie?

In December, the average high-temperature is 4.2°C (39.6°F), and the average low-temperature is 1.7°C (35.1°F).

What is the most humid month in Swinoujscie?

January and December, with an average relative humidity of 86%, are most humid months in Swinoujscie.

What is the average humidity in December in Swinoujscie?

In Swinoujscie, the average relative humidity in December is 86%.

How much does it rain in Swinoujscie in December?

In December, in Swinoujscie, the rain falls for 11.6 days. Throughout December, 19mm (0.75") of precipitation is accumulated.

How many days does it snow in December in Swinoujscie?

In December, in Swinoujscie, it is snowing for 4.5 days. Throughout December, 12mm (0.47") of snow is accumulated.

What is the month with the shortest days in Swinoujscie?

December has the shortest days of the year, with an average of 7.5h of daylight.

What is the average length of the day in December in Swinoujscie?

In December, the average length of the day in Swinoujscie, Poland, is 7.5h.

What is the month with the least sunshine in Swinoujscie?

Months with the least sunshine in Swinoujscie, Poland, are January and December, with an average of 3.2h of sunshine.

How many hours of sunshine does Swinoujscie have in December?

In Swinoujscie, the average sunshine in December is 3.2h.

What is the UV index reading in December in Swinoujscie?

In Swinoujscie, Poland, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from the exposure to the Sun's UV rays.
Average temperature in December - Swinoujscie, Poland
  • Average high temperature in December: 4.2°C

The warmest month (with the highest average high temperature) is August (21.4°C).
The month with the lowest average high temperature is January (2.3°C).

  • Average low temperature in December: 1.7°C

The month with the highest average low temperature is August (16.6°C).
The coldest months (with the lowest average low temperature) are January and February (-0.3°C).

Average humidity in December - Swinoujscie, Poland
  • Average humidity in December: 86%

Months with the highest relative humidity are January and December (86%).
The month with the lowest relative humidity is August (74%).

Average rainfall in December - Swinoujscie, Poland
  • Average rainfall in December: 19mm

The wettest month (with the highest rainfall) is August (40mm).
The driest month (with the least rainfall) is April (13mm).

Average rainfall days in December - Swinoujscie, Poland
  • Average rainfall days in December: 11.6 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (8.6 days).

Average snowfall in December - Swinoujscie, Poland
  • Average snowfall in December: 12mm

The month with the highest snowfall is January (18mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December - Swinoujscie, Poland
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is January (6.8 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December / Average sunshine in December - Swinoujscie, Poland
  • Average daylight in December: 7.5h

The month with the longest days is June (Average daylight: 17h).
The month with the shortest days is December (Average daylight: 7.5h).

  • Average sunshine in December: 3.2h

The month with the most sunshine is August (Average sunshine: 10.1h).
Months with the least sunshine are January and December (Average sunshine: 3.2).

Average UV index in December - Swinoujscie, Poland
  • Average UV index in December: 2

Months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).