December weather forecastKatowice, Poland

December

Weather in December

December welcomes winter in Katowice, with temperatures going well below the freezing point. The city turns into a winter wonderland, as the landscape gets a fresh coat of snow. Christmas celebrations give the city a unique charm, with twinkling lights adorning the streets and buildings. Despite the harsh cold, residents and tourists alike embrace the festive spirit, partaking in the revelries with gusto. The year in Katowice comes to a close under a cold, snowy veil, rounding off a year of climatic journey across the seasons.

Temperature

A shift in the average high-temperature occurs in December, reducing from a frosty 8°C (46.4°F) in November to a wintry 2.3°C (36.1°F). Katowice's December nights experience a subtle temperature dip to an average of -1.4°C (29.5°F).

Humidity

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

Rainfall

In Katowice, in December, it is raining for 12.4 days, with typically 43mm (1.69") of accumulated precipitation. In Katowice, during the entire year, the rain falls for 162 days and collects up to 516mm (20.31") of precipitation.

Snowfall

Months with snowfall in Katowice, Poland, are January through May, October through December. In Katowice, during December, snow falls for 11.9 days and regularly aggregates up to 126mm (4.96") of snow. Throughout the year, there are 55.2 snowfall days, and 537mm (21.14") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 6min of daylight.
On the first day of the month, sunrise is at 07:22 and sunset at 15:43. On the last day of December, sunrise is at 07:43 and sunset at 15:50 CET.

Sunshine

The average sunshine in December is 4h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: In December, a daily maximum UV index of 1 leads to the following instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.

Frequently asked questions

The high-temperature, in December, in Katowice, is 2.3°C (36.1°F), while the low-temperature averages to -1.4°C (29.5°F).

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

In Katowice, Poland, during December, the rain falls for 12.4 days and regularly aggregates up to 43mm (1.69") of precipitation.

In December, in Katowice, Poland, it is snowing for 11.9 days. Throughout December, 126mm (4.96") of snow is accumulated.

The month with the shortest days is December, with an average of 8h and 6min of daylight.

The average day length in December in Katowice is 8h and 8min.

In December, on the first day of the month, sunrise is at 07:22 and sunset at 15:43. On the last day of the month, in Katowice, Poland, sunrise is at 07:43 and sunset at 15:50 CET.

In Katowice, the average sunshine duration in December is 4h.

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

In Katowice, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents 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
Katowice, Poland

  • Average high temperature in December: 2.3°C

The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (0.3°C).

  • Average low temperature in December: -1.4°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
Katowice, Poland

  • Average pressure in December: 1018.4mbar

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
Katowice, Poland

  • Average wind speed in December: 13.8km/h

The windiest month (with the highest average wind speed) is December (13.8km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).

Average humidity in December
Katowice, 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
Katowice, Poland

  • Average rainfall in December: 43mm

The wettest month (with the highest rainfall) is May (65mm).
The driest month (with the least rainfall) is November (27mm).

Average rainfall days in December
Katowice, Poland

  • Average rainfall days in December: 12.4 days

The month with the highest number of rainy days is June (20.1 days).
The month with the least rainy days is February (8.5 days).

Average snowfall in December
Katowice, Poland

  • Average snowfall in December: 126mm

The month with the highest snowfall is January (179mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Katowice, Poland

  • Average snowfall days in December: 11.9 days

The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 8h and 6min

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 6min).

  • Average sunshine in December: 4h and 0min

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 18min).

Average sunshine days in December
Katowice, Poland

  • Average sunshine days in December: 9.6 days

The month with the most sunshine days is August (16.1 days).
The month with the least sunshine days is June (7.3 days).

Average UV index in December
Katowice, 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
Katowice, Poland

  • Average cloud cover in December: 61

The months with the most cloud cover are January and February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in December
Katowice, Poland

  • Average visibility in December: 8km

The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).