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
In Czastary, the average high-temperature in December decreases from a chilly 7.9°C (46.2°F) in November to an icy 2.6°C (36.7°F). During the December nights, Czastary's temperature maintains an average close to the daytime highs, settling at a freezing cold -0.7°C (30.7°F).Humidity
In Czastary, the average relative humidity in December is 86%.Rainfall
In Czastary, during December, the rain falls for 6.9 days and regularly aggregates up to 17mm (0.67") of precipitation. Throughout the year, there are 121.3 rainfall days, and 317mm (12.48") of precipitation is accumulated.Snowfall
Months with snowfall in Czastary, Poland, are January through May, October through December. In Czastary, in December, during 5.5 snowfall days, 30mm (1.18") of snow is typically accumulated. Throughout the year, in Czastary, Poland, there are 35.6 snowfall days, and 255mm (10.04") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 0min of daylight.On the first day of December, sunrise is at 07:29 and sunset at 15:42. On the last day of the month, sunrise is at 07:50 and sunset at 15:48 CET.
Sunshine
In December, the average sunshine is 3.5h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: An average UV index of 2 in December transforms into this advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Czastary in December?
What is the average humidity in December in Czastary?
How much does it rain in Czastary in December?
How much does it snow in Czastary in December?
What is the month with the shortest days in Czastary?
How many hours of daylight does Czastary have in December?
When are sunrise and sunset in December in Czastary?
How long on average sun shines in December in Czastary?
What are the months with the lowest UV index in Czastary?
What is the UV index reading in December in Czastary?
Average temperature in December
Czastary, Poland
- Average high temperature in December: 2.6°C
The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (0.5°C).
- Average low temperature in December: -0.7°C
The month with the highest average low temperature is August (15.5°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).
Average pressure in December
Czastary, Poland
- Average pressure in December: 1017.2mbar
The month with the highest atmospheric pressure is October (1018.3mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in December
Czastary, Poland
- Average wind speed in December: 14.9km/h
The windiest month (with the highest average wind speed) is December (14.9km/h).
The calmest months (with the lowest average wind speed) are July and August (11.1km/h).
Average humidity in December
Czastary, Poland
- Average humidity in December: 86%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (64%).
Average rainfall in December
Czastary, Poland
- Average rainfall in December: 17mm
The wettest month (with the highest rainfall) is July (42mm).
The driest month (with the least rainfall) is November (14mm).
Average rainfall days in December
Czastary, Poland
- Average rainfall days in December: 6.9 days
The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Czastary, Poland
- Average snowfall in December: 30mm
The month with the highest snowfall is January (75mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Czastary, Poland
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Czastary, Poland
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 3h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Czastary, Poland
- Average sunshine days in December: 19 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is February (13.3 days).
Average UV index in December
Czastary, Poland
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Czastary, Poland
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Czastary, Poland
- Average visibility in December: 8km
The months with the highest visibility are June, August and September (10km).
The month with the lowest visibility is January (7km).
