December weather forecastSiecieborowice, Poland
December
Weather in December
The first month of the winter, December, is also a wintry month in Siecieborowice, Poland, with an average temperature ranging between max 3.5°C (38.3°F) and min -0.9°C (30.4°F).Temperature
December's onset brings a reduction in the average high-temperature, from a chilly 8.9°C (48°F) in November to an icy 3.5°C (38.3°F). In Siecieborowice, the nighttime temperature shows a slight difference from the daytime high, averaging to a freezing cold -0.9°C (30.4°F) during December.Humidity
In December, the average relative humidity is 84%.Rainfall
In Siecieborowice, in December, during 9.9 rainfall days, 23mm (0.91") of precipitation is typically accumulated. In Siecieborowice, during the entire year, the rain falls for 143.2 days and collects up to 338mm (13.31") of precipitation.Snowfall
Months with snowfall are January through April, October through December. In December, it is snowing for 7.5 days. Throughout December, 55mm (2.17") of snow is accumulated. In Siecieborowice, during the entire year, snow falls for 36.4 days and aggregates up to 226mm (8.9") of snow.Daylight
With an average of 8h and 0min of daylight, December has the shortest days of the year in Siecieborowice.On the first day of December in Siecieborowice, sunrise is at 07:32 and sunset at 15:48. On the last day of the month, sunrise is at 07:53 and sunset at 15:55 CET.
Sunshine
The average sunshine in December is 4h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 2 during December leads to these advisories:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Siecieborowice, Poland
- Average high temperature in December: 3.5°C
The warmest month (with the highest average high temperature) is August (25.7°C).
The month with the lowest average high temperature is January (1.3°C).
- Average low temperature in December: -0.9°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-3.2°C).
Average pressure in December
Siecieborowice, Poland
- Average pressure in December: 1017.6mbar
The month with the highest atmospheric pressure is October (1018.3mbar).
The month with the lowest atmospheric pressure is July (1014.5mbar).
Average wind speed in December
Siecieborowice, Poland
- Average wind speed in December: 14km/h
The windiest month (with the highest average wind speed) is December (14km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).
Average humidity in December
Siecieborowice, Poland
- Average humidity in December: 84%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (65%).
Average rainfall in December
Siecieborowice, Poland
- Average rainfall in December: 23mm
The wettest month (with the highest rainfall) is May (45mm).
The driest months (with the least rainfall) are February and November (18mm).
Average rainfall days in December
Siecieborowice, Poland
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in December
Siecieborowice, Poland
- Average snowfall in December: 55mm
The month with the highest snowfall is January (77mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Siecieborowice, Poland
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Siecieborowice, Poland
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Siecieborowice, Poland
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is June (10.8 days).
Average UV index in December
Siecieborowice, Poland
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Siecieborowice, Poland
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Siecieborowice, Poland
- Average visibility in December: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January and February (8km).





