December weather forecastBytomsko, Poland
December weather for Bytomsko, Poland: The first month of the winter, December, is also a wintry month in Bytomsko, Poland, with an average temperature ranging between max 1.2°C (34.2°F) and min -3.1°C (26.4°F). In Bytomsko, during December, snow falls for 10.8 days and regularly aggregates up to 154mm (6.06") of snow.
December
Weather in December
The first month of the winter, December, is also a wintry month in Bytomsko, Poland, with an average temperature ranging between max 1.2°C (34.2°F) and min -3.1°C (26.4°F).Temperature
December's onset brings a slight change in high-temperatures, falling from a frosty 7.4°C (45.3°F) in November to a wintry 1.2°C (34.2°F). December nights reflect a consistent temperature dip to a freezing cold -3.1°C (26.4°F), a slight descent from daytime peaks.Humidity
In Bytomsko, the average relative humidity in December is 87%.Rainfall
In Bytomsko, in December, it is raining for 10.9 days, with typically 41mm (1.61") of accumulated precipitation. Throughout the year, in Bytomsko, there are 168.5 rainfall days, and 575mm (22.64") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Bytomsko, during December, snow falls for 10.8 days and regularly aggregates up to 154mm (6.06") of snow. In Bytomsko, during the entire year, snow falls for 57.4 days and aggregates up to 690mm (27.17") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 12min of daylight.On the first day of the month, sunrise is at 07:14 and sunset at 15:40. On the last day of December, in Bytomsko, sunrise is at 07:35 and sunset at 15:47 CET.
Sunshine
The average sunshine in December in Bytomsko is 4.3h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Bytomsko, Poland
- Average high temperature in December: 1.2°C
The warmest month (with the highest average high temperature) is August (23.4°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in December: -3.1°C
The month with the highest average low temperature is July (12.6°C).
The coldest month (with the lowest average low temperature) is January (-5.5°C).
Average pressure in December
Bytomsko, Poland
- Average pressure in December: 1019mbar
The months with the highest atmospheric pressure are October and December (1019mbar).
The months with the lowest atmospheric pressure are June and July (1014.4mbar).
Average wind speed in December
Bytomsko, Poland
- Average wind speed in December: 11.3km/h
The windiest month (with the highest average wind speed) is March (11.4km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in December
Bytomsko, Poland
- Average humidity in December: 87%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and August (75%).
Average rainfall in December
Bytomsko, Poland
- Average rainfall in December: 41mm
The wettest month (with the highest rainfall) is May (88mm).
The driest months (with the least rainfall) are March and November (31mm).
Average rainfall days in December
Bytomsko, Poland
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in December
Bytomsko, Poland
- Average snowfall in December: 154mm
The month with the highest snowfall is January (204mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Bytomsko, Poland
- Average snowfall days in December: 10.8 days
The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bytomsko, 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 18min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in December
Bytomsko, Poland
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is June (7.7 days).
Average UV index in December
Bytomsko, Poland
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Bytomsko, Poland
- Average cloud cover in December: 57
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Bytomsko, Poland
- Average visibility in December: 8km
The months with the highest visibility are March, April, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and February (7km).
