December weather forecastTrościanka, Poland
December
Weather in December
December, the first month of the winter in Trościanka, is also a wintry month, with an average temperature varying between -1.9°C (28.6°F) and 1.4°C (34.5°F).Temperature
A shift in the average high-temperature occurs in December, reducing from a frosty 6.7°C (44.1°F) in November to a wintry 1.4°C (34.5°F). Trościanka's December nights exhibit a subtle drop in temperature, averaging at a subzero cold -1.9°C (28.6°F), closely aligned with the daytime highs.Humidity
The average relative humidity in December is 88%.Rainfall
In Trościanka, in December, during 11.4 rainfall days, 42mm (1.65") of precipitation is typically accumulated. In Trościanka, during the entire year, the rain falls for 158.7 days and collects up to 514mm (20.24") of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Trościanka, in December, snow falls for 14.7 days, with typically accumulated 141mm (5.55") of snow. In Trościanka, Poland, during the entire year, snow falls for 67.2 days and aggregates up to 594mm (23.39") of snow.Daylight
December has the shortest days of the year in Trościanka, Poland, with an average of 8h and 0min of daylight.On the first day of the month, sunrise is at 07:07 and sunset at 15:23. On the last day of December, in Trościanka, sunrise is at 07:28 and sunset at 15:29 CET.
Sunshine
The average sunshine in December in Trościanka is 3h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.Note: In December, the maximum UV index of 1 suggests these recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. To cut down UV radiation exposure by about half, sport a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Trościanka, Poland
- Average high temperature in December: 1.4°C
The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (-0.9°C).
- Average low temperature in December: -1.9°C
The month with the highest average low temperature is July (14.3°C).
The coldest month (with the lowest average low temperature) is January (-4.8°C).
Average pressure in December
Trościanka, Poland
- Average pressure in December: 1017.3mbar
The month with the highest atmospheric pressure is October (1019mbar).
The month with the lowest atmospheric pressure is July (1013.7mbar).
Average wind speed in December
Trościanka, Poland
- Average wind speed in December: 13.5km/h
The windiest month (with the highest average wind speed) is December (13.5km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in December
Trościanka, Poland
- Average humidity in December: 88%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Trościanka, Poland
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is May (70mm).
The driest month (with the least rainfall) is November (25mm).
Average rainfall days in December
Trościanka, Poland
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in December
Trościanka, Poland
- Average snowfall in December: 141mm
The month with the highest snowfall is January (189mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Trościanka, Poland
- Average snowfall days in December: 14.7 days
The month with the highest number of snowfall days is January (19.6 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
Trościanka, 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: 3h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in December
Trościanka, Poland
- Average sunshine days in December: 7.6 days
The month with the most sunshine days is September (16.6 days).
The months with the least sunshine days are January and February (6.8 days).
Average UV index in December
Trościanka, 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 and December (UV index 1).
Average cloud cover in December
Trościanka, Poland
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Trościanka, 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).
