December weather forecastBieruń, Poland

December

Weather in December

The first month of the winter, December, is also a wintry month in Bieruń, Poland, with an average temperature varying between 2.7°C (36.9°F) and -1.6°C (29.1°F).

Temperature

December brings a minor decrease, with the average high-temperature reducing from a chilly 8.5°C (47.3°F) in November to a wintry 2.7°C (36.9°F). December introduces a small decrease to a nighttime average of -1.6°C (29.1°F).

Humidity

In Bieruń, the average relative humidity in December is 85%.

Rainfall

In December, in Bieruń, Poland, the rain falls for 12.1 days. Throughout December, 42mm (1.65") of precipitation is accumulated. Throughout the year, there are 158.9 rainfall days, and 512mm (20.16") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Bieruń, in December, during 11.6 snowfall days, 124mm (4.88") of snow is typically accumulated. In Bieruń, during the entire year, snow falls for 53.6 days and aggregates up to 524mm (20.63") of snow.

Daylight

The month with the shortest days in Bieruń is December, with an average of 8h and 12min of daylight.
On the first day of December, sunrise is at 07:21 and sunset at 15:44. On the last day of the month, sunrise is at 07:42 and sunset at 15:51 CET.

Sunshine

In December, the average sunshine is 4.1h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index, 1 in December, converts into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

December temperatures in Bieruń vary between a high-temperature of 2.7°C (36.9°F) and a low-temperature of -1.6°C (29.1°F).

The average relative humidity in December in Bieruń, Poland, is 85%.

In Bieruń, in December, during 12.1 rainfall days, 42mm (1.65") of precipitation is typically accumulated.

In Bieruń, Poland, in December, during 11.6 snowfall days, 124mm (4.88") of snow is typically accumulated.

December has the shortest days of the year, with an average of 8h and 12min of daylight.

In Bieruń, Poland, the average day length in December is 8h and 9min.

In December, on the first day of the month, sunrise is at 07:21 and sunset at 15:44. On the last day of the month, in Bieruń, Poland, sunrise is at 07:42 and sunset at 15:51 CET.

In Bieruń, the average sunshine duration in December is 4.1h.

With an average maximum UV index of 1, December is the month with the lowest UV index.

In December, the average daily maximum UV index in Bieruń is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Bieruń, Poland

  • Average high temperature in December: 2.7°C

The warmest month (with the highest average high temperature) is August (25.1°C).
The month with the lowest average high temperature is January (0.3°C).

  • Average low temperature in December: -1.6°C

The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).

Average pressure in December
Bieruń, Poland

  • Average pressure in December: 1018.5mbar

The month with the highest atmospheric pressure is October (1018.7mbar).
The month with the lowest atmospheric pressure is July (1014.5mbar).

Average wind speed in December
Bieruń, Poland

  • Average wind speed in December: 13.4km/h

The windiest month (with the highest average wind speed) is December (13.4km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).

Average humidity in December
Bieruń, Poland

  • Average humidity in December: 85%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (66%).

Average rainfall in December
Bieruń, Poland

  • Average rainfall in December: 42mm

The wettest month (with the highest rainfall) is May (66mm).
The driest month (with the least rainfall) is November (27mm).

Average rainfall days in December
Bieruń, Poland

  • Average rainfall days in December: 12.1 days

The month with the highest number of rainy days is June (19.2 days).
The month with the least rainy days is February (8.8 days).

Average snowfall in December
Bieruń, Poland

  • Average snowfall in December: 124mm

The month with the highest snowfall is January (171mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Bieruń, Poland

  • Average snowfall days in December: 11.6 days

The month with the highest number of snowfall days is January (16.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Bieruń, Poland

  • Average daylight in December: 8h and 12min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in December: 4h and 6min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).

Average sunshine days in December
Bieruń, Poland

  • Average sunshine days in December: 10.9 days

The month with the most sunshine days is August (16.2 days).
The month with the least sunshine days is June (7.8 days).

Average UV index in December
Bieruń, Poland

  • Average UV index in December: 1

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

Average cloud cover in December
Bieruń, Poland

  • Average cloud cover in December: 59

The months with the most cloud cover are January and February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in December
Bieruń, Poland

  • Average visibility in December: 8km

The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February and December (8km).