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
The start of December involves a temperature drop, moving from a chilly 7.4°C (45.3°F) in November to an icy 1.2°C (34.2°F). Nights in December showcase an average temperature of -3.1°C (26.4°F), slightly cooler than the daytime.Humidity
In December, the average relative humidity is 87%.Rainfall
In Stary Wiśnicz, during December, the rain falls for 10.9 days and regularly aggregates up to 41mm (1.61") of precipitation. In Stary Wiśnicz, during the entire year, the rain falls for 168.5 days and collects up to 575mm (22.64") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Stary Wiśnicz, in December, snow falls for 10.8 days, with typically accumulated 154mm (6.06") of snow. Throughout the year, there are 57.4 snowfall days, and 690mm (27.17") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 12min of daylight.On the first day of the month, sunrise is at 07:14 and sunset at 15:39. On the last day of December, sunrise is at 07:36 and sunset at 15:46 CET.
Sunshine
In December, the average sunshine in Stary Wiśnicz 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 health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 2 during December translates into the following guidance:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Stary Wiśnicz in December?
What is the average humidity in December in Stary Wiśnicz?
How many days does it rain in December in Stary Wiśnicz?
How many days does it snow in December in Stary Wiśnicz?
What is the month with the shortest days in Stary Wiśnicz?
How many hours of daylight does Stary Wiśnicz have in December?
When is the sunrise / sunset in December in Stary Wiśnicz?
How many hours of sunshine does Stary Wiśnicz have in December?
When is the lowest UV index in Stary Wiśnicz?
What is the UV index intensity in December in Stary Wiśnicz?
Average temperature in December
Stary Wiśnicz, 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
Stary Wiśnicz, 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
Stary Wiśnicz, 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
Stary Wiśnicz, 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
Stary Wiśnicz, 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
Stary Wiśnicz, 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
Stary Wiśnicz, 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
Stary Wiśnicz, 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
Stary Wiśnicz, Poland
- Average daylight in December: 8h and 1min
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 2min
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
Stary Wiśnicz, 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
Stary Wiśnicz, 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
Stary Wiśnicz, 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
Stary Wiśnicz, 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).
