December weather forecastKościuki, Poland

December

Weather in December

December, the first month of the winter in Kościuki, is also a wintry month, with an average temperature fluctuating between -2°C (28.4°F) and 0.8°C (33.4°F).

Temperature

The decrease of average high-temperatures is mild in December, with a decline from a wintry 5.9°C (42.6°F) in November to a still cold 0.8°C (33.4°F). The December average low temperature in Kościuki, marginally lower than the daytime high, records at a subzero cold -2°C (28.4°F).

Humidity

In Kościuki, the average relative humidity in December is 90%.

Rainfall

In Kościuki, Poland, in December, it is raining for 11.4 days, with typically 43mm (1.69") of accumulated precipitation. In Kościuki, during the entire year, the rain falls for 164.4 days and collects up to 515mm (20.28") of precipitation.

Snowfall

Months with snowfall in Kościuki are January through April, October through December. In Kościuki, Poland, in December, during 15.5 snowfall days, 126mm (4.96") of snow is typically accumulated. Throughout the year, in Kościuki, there are 71.5 snowfall days, and 596mm (23.46") of snow is accumulated.

Daylight

With an average of 7h and 42min of daylight, December has the shortest days of the year in Kościuki.
On the first day of the month, sunrise is at 07:19 and sunset at 15:15. On the last day of December, in Kościuki, sunrise is at 07:42 and sunset at 15:20 CET.

Sunshine

In Kościuki, Poland, the average sunshine in December is 2.6h.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In December, a daily maximum UV index of 1 leads to the following instructions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Enhance your sun protection with tightly woven, yet airy clothing. Take note! UV radiation from the Sun can double in intensity due to snow reflection.

Frequently asked questions

In Kościuki, in December, the average high-temperature is 0.8°C (33.4°F), and the average low-temperature is -2°C (28.4°F).

In Kościuki, Poland, the average relative humidity in December is 90%.

In Kościuki, Poland, in December, it is raining for 11.4 days, with typically 43mm (1.69") of accumulated precipitation.

In Kościuki, in December, during 15.5 snowfall days, 126mm (4.96") of snow is typically accumulated.

The month with the shortest days is December, with an average of 7h and 42min of daylight.

The average day length in December is 7h and 39min.

On the first day of December in Kościuki, Poland, sunrise is at 07:19 and sunset at 15:15. On the last day of the month, sunrise is at 07:42 and sunset at 15:20 CET.

In December, the average sunshine duration in Kościuki is 2.6h.

The months with the lowest UV index in Kościuki, Poland, are January, February, November and December, with an average maximum UV index of 1.

In December, the average daily maximum UV index in Kościuki is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Kościuki, Poland

  • Average high temperature in December: 0.8°C

The warmest months (with the highest average high temperature) are July and August (24.2°C).
The month with the lowest average high temperature is January (-1.5°C).

  • Average low temperature in December: -2°C

The month with the highest average low temperature is July (13.7°C).
The coldest month (with the lowest average low temperature) is January (-5.1°C).

Average pressure in December
Kościuki, Poland

  • Average pressure in December: 1015.5mbar

The month with the highest atmospheric pressure is October (1018.2mbar).
The month with the lowest atmospheric pressure is July (1013.1mbar).

Average wind speed in December
Kościuki, Poland

  • Average wind speed in December: 13.2km/h

The windiest month (with the highest average wind speed) is December (13.2km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).

Average humidity in December
Kościuki, Poland

  • Average humidity in December: 90%

The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are April and August (70%).

Average rainfall in December
Kościuki, Poland

  • Average rainfall in December: 43mm

The wettest month (with the highest rainfall) is June (69mm).
The driest month (with the least rainfall) is April (27mm).

Average rainfall days in December
Kościuki, Poland

  • Average rainfall days in December: 11.4 days

The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is February (7.9 days).

Average snowfall in December
Kościuki, Poland

  • Average snowfall in December: 126mm

The month with the highest snowfall is January (192mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in December
Kościuki, Poland

  • Average snowfall days in December: 15.5 days

The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

  • Average daylight in December: 7h and 42min

The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 42min).

  • Average sunshine in December: 2h and 36min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 2h and 12min).

Average sunshine days in December
Kościuki, Poland

  • Average sunshine days in December: 7.8 days

The month with the most sunshine days is October (15.5 days).
The months with the least sunshine days are January and February (6.8 days).

Average UV index in December
Kościuki, Poland

  • Average UV index in December: 1

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in December
Kościuki, Poland

  • Average cloud cover in December: 75

The months with the most cloud cover are January and February (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in December
Kościuki, Poland

  • Average visibility in December: 7km

The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).