Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December's arrival aligns with a minor decrease in average high-temperatures, from November's chilly 6.5°C (43.7°F) to a cold 2.2°C (36°F). Stara Wiśniewka maintains an average of approximately a freezing cold -1°C (30.2°F) during December nights, with only a minimal decrease from the daytime temperature.Humidity
January and December, with an average relative humidity of 90%, are the most humid months.Rainfall
In December, the rain falls for 14.9 days. Throughout December, 45mm (1.77") of precipitation is accumulated. Throughout the year, in Stara Wiśniewka, there are 182 rainfall days, and 532mm (20.94") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 11.5 days. Throughout December, 84mm (3.31") of snow is accumulated. Throughout the year, in Stara Wiśniewka, there are 54.8 snowfall days, and 398mm (15.67") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 7h and 36min of daylight.On the first day of December in Stara Wiśniewka, sunrise is at 07:44 and sunset at 15:36. On the last day of the month, sunrise is at 08:07 and sunset at 15:42 CET.
Sunshine
The average sunshine in December in Stara Wiśniewka is 2.8h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Stara Wiśniewka. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 1 during December translates into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Always opt for UVA and UVB-resistant sunglasses on radiant days. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
How cold is December in Stara Wiśniewka?
What is the most humid month in Stara Wiśniewka?
What is the average humidity in December in Stara Wiśniewka?
How much does it rain in Stara Wiśniewka in December?
How many days does it snow in December in Stara Wiśniewka?
What is the month with the shortest days in Stara Wiśniewka?
How many hours of daylight does Stara Wiśniewka have in December?
When is the sunrise / sunset in December in Stara Wiśniewka?
How many hours of sunshine does Stara Wiśniewka have in December?
What is the month with the lowest UV index in Stara Wiśniewka?
What is the UV index intensity in December in Stara Wiśniewka?
Average temperature in December
Stara Wiśniewka, Poland
- Average high temperature in December: 2.2°C
The warmest month (with the highest average high temperature) is August (23.2°C).
The month with the lowest average high temperature is January (0.3°C).
- Average low temperature in December: -1°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-3°C).
Average pressure in December
Stara Wiśniewka, Poland
- Average pressure in December: 1013.9mbar
The month with the highest atmospheric pressure is October (1016.8mbar).
The month with the lowest atmospheric pressure is July (1013.6mbar).
Average wind speed in December
Stara Wiśniewka, Poland
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in December
Stara Wiśniewka, Poland
- Average humidity in December: 90%
The months with the highest relative humidity are January and December (90%).
The month with the lowest relative humidity is April (69%).
Average rainfall in December
Stara Wiśniewka, Poland
- Average rainfall in December: 45mm
The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in December
Stara Wiśniewka, Poland
- Average rainfall days in December: 14.9 days
The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is February (10.2 days).
Average snowfall in December
Stara Wiśniewka, Poland
- Average snowfall in December: 84mm
The month with the highest snowfall is January (142mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Stara Wiśniewka, Poland
- Average snowfall days in December: 11.5 days
The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Stara Wiśniewka, Poland
- Average daylight in December: 7h and 4min
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 36min).
- Average sunshine in December: 2h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in December
Stara Wiśniewka, Poland
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is April (13.7 days).
The month with the least sunshine days is December (6.6 days).
Average UV index in December
Stara Wiśniewka, Poland
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover in December
Stara Wiśniewka, Poland
- Average cloud cover in December: 74
The months with the most cloud cover are January and December (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
Stara Wiśniewka, Poland
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).
Stara Wiśniewka, Poland
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