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
The onset of December introduces a moderate change in Jastew's weather, with average high-temperatures falling from November's chilly 8.5°C (47.3°F) to a cold 2.5°C (36.5°F). December nights document an average temperature reading of -1.7°C (28.9°F).Humidity
In Jastew, the average relative humidity in December is 85%.Rainfall
In Jastew, during December, the rain falls for 7.8 days and regularly aggregates up to 25mm (0.98") of precipitation. Throughout the year, there are 131.2 rainfall days, and 389mm (15.31") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, in Jastew, it is snowing for 9.5 days. Throughout December, 65mm (2.56") of snow is accumulated. Throughout the year, in Jastew, there are 46.7 snowfall days, and 304mm (11.97") of snow is accumulated.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year in Jastew.On the first day of December, sunrise is at 07:14 and sunset at 15:38. On the last day of the month, sunrise is at 07:35 and sunset at 15:45 CET.
Sunshine
In Jastew, the average sunshine in December is 3.8h.UV index
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 minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
How cold is December in Jastew?
What is the average humidity in December in Jastew?
How much does it rain in Jastew in December?
How many days does it snow in December in Jastew?
What is the month with the shortest days in Jastew?
What is the average length of the day in December in Jastew?
When is the sunrise / sunset in December in Jastew?
How long on average sun shines in December in Jastew?
When is the lowest UV index in Jastew?
What is the UV index reading in December in Jastew?
Average temperature in December
Jastew, Poland
- Average high temperature in December: 2.5°C
The warmest month (with the highest average high temperature) is August (25.2°C).
The month with the lowest average high temperature is January (0.3°C).
- Average low temperature in December: -1.7°C
The month with the highest average low temperature is July (14.1°C).
The coldest month (with the lowest average low temperature) is January (-3.9°C).
Average pressure in December
Jastew, Poland
- Average pressure in December: 1018.6mbar
The month with the highest atmospheric pressure is October (1019mbar).
The month with the lowest atmospheric pressure is July (1014.4mbar).
Average wind speed in December
Jastew, Poland
- Average wind speed in December: 12.5km/h
The windiest month (with the highest average wind speed) is March (12.7km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in December
Jastew, Poland
- Average humidity in December: 85%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (70%).
Average rainfall in December
Jastew, Poland
- Average rainfall in December: 25mm
The wettest month (with the highest rainfall) is May (61mm).
The driest month (with the least rainfall) is March (18mm).
Average rainfall days in December
Jastew, Poland
- Average rainfall days in December: 7.8 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Jastew, Poland
- Average snowfall in December: 65mm
The month with the highest snowfall is January (87mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Jastew, Poland
- Average snowfall days in December: 9.5 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jastew, 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: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).
Average sunshine days in December
Jastew, Poland
- Average sunshine days in December: 14.6 days
The month with the most sunshine days is November (17.9 days).
The months with the least sunshine days are February and June (11.6 days).
Average UV index in December
Jastew, 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 November and December (UV index 1).
Average cloud cover in December
Jastew, Poland
- Average cloud cover in December: 63
The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Jastew, Poland
- Average visibility in December: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January and February (8km).
Jastew, Poland
Weather forecast for your location
2. Allow the app to use your location
