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
December
Weather in December
Temperature
A decrease in the average high-temperature is observed during December, shifting from 5.5°C (41.9°F) in November to a still cold 0.5°C (32.9°F). Usnarz Górny consistently logs a low temperature averaging a subzero cold -2.6°C (27.3°F) during December, a modest drop from daytime temperatures.Humidity
In December, the average relative humidity in Usnarz Górny is 91%.Rainfall
In Usnarz Górny, Poland, in December, it is raining for 10.5 days, with typically 36mm (1.42") of accumulated precipitation. Throughout the year, in Usnarz Górny, there are 156.6 rainfall days, and 459mm (18.07") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 13.4 days. Throughout December, 110mm (4.33") of snow is accumulated. Throughout the year, in Usnarz Górny, there are 65.1 snowfall days, and 519mm (20.43") of snow is accumulated.Daylight
With an average of 7h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:17 and sunset at 15:10. On the last day of December, sunrise is at 07:40 and sunset at 15:16 CET.
Sunshine
The average sunshine in December in Usnarz Górny is 1.7h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 1 during December leads to these advisories:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Usnarz Górny in December?
What is the average humidity in December in Usnarz Górny?
How many days does it rain in December in Usnarz Górny?
How much does it snow in Usnarz Górny in December?
What is the month with the shortest days in Usnarz Górny?
What is the average length of the day in December in Usnarz Górny?
What time are sunrise and sunset in December in Usnarz Górny?
How many hours of sunshine does Usnarz Górny have in December?
What are the months with the lowest UV index in Usnarz Górny?
How high is the UV index in December in Usnarz Górny?
Average temperature in December
Usnarz Górny, Poland
- Average high temperature in December: 0.5°C
The warmest month (with the highest average high temperature) is July (24.3°C).
The month with the lowest average high temperature is January (-1.8°C).
- Average low temperature in December: -2.6°C
The month with the highest average low temperature is July (13.5°C).
The coldest month (with the lowest average low temperature) is January (-5.4°C).
Average pressure in December
Usnarz Górny, Poland
- Average pressure in December: 1015.1mbar
The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1013mbar).
Average wind speed in December
Usnarz Górny, Poland
- Average wind speed in December: 13.4km/h
The windiest month (with the highest average wind speed) is December (13.4km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in December
Usnarz Górny, Poland
- Average humidity in December: 91%
The month with the highest relative humidity is January (93%).
The months with the lowest relative humidity are April and August (71%).
Average rainfall in December
Usnarz Górny, Poland
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is June (59mm).
The driest months (with the least rainfall) are February and April (25mm).
Average rainfall days in December
Usnarz Górny, Poland
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is July (19.9 days).
The months with the least rainy days are January and February (7.5 days).
Average snowfall in December
Usnarz Górny, Poland
- Average snowfall in December: 110mm
The month with the highest snowfall is January (155mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Usnarz Górny, Poland
- Average snowfall days in December: 13.4 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Usnarz Górny, 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: 1h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is January (Average sunshine: 1h and 36min).
Average sunshine days in December
Usnarz Górny, Poland
- Average sunshine days in December: 9.8 days
The month with the most sunshine days is October (16.3 days).
The month with the least sunshine days is January (8.3 days).
Average UV index in December
Usnarz Górny, 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, November and December (UV index 1).
Average cloud cover in December
Usnarz Górny, Poland
- Average cloud cover in December: 77
The month with the most cloud cover is February (Cloud cover 80).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Usnarz Górny, Poland
- Average visibility in December: 7km
The months with the highest visibility are April, May, June, July, August and September (9km).
The month with the lowest visibility is January (6km).
