December weather forecastVlastec, Czech Republic
December
Weather in December
December, the first month of the winter in Vlastec, is also a wintry month, with temperature in the range of an average low of -1.8°C (28.8°F) and an average high of 2.7°C (36.9°F).Temperature
The shift from November to December coincides with a small decrease in the average high-temperature, down to an icy 2.7°C (36.9°F) from a chilly 7.2°C (45°F). During December, Vlastec's nights hold steady with an average temperature of -1.8°C (28.8°F), barely dropping from the daytime highs.Humidity
The average relative humidity in December is 86%.Rainfall
In Vlastec, in December, it is raining for 9.1 days, with typically 25mm (0.98") of accumulated precipitation. Throughout the year, there are 130.9 rainfall days, and 388mm (15.28") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Vlastec, Czech Republic, in December, snow falls for 9.5 days, with typically accumulated 63mm (2.48") of snow. Throughout the year, there are 40.5 snowfall days, and 372mm (14.65") of snow is accumulated.Daylight
With an average of 8h and 18min of daylight, December has the shortest days of the year in Vlastec.On the first day of December in Vlastec, sunrise is at 07:37 and sunset at 16:06. On the last day of the month, sunrise is at 07:58 and sunset at 16:14 CET.
Sunshine
In December, the average sunshine in Vlastec is 4.2h.UV index
The months with the lowest UV index in Vlastec, Czech Republic, are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: In December, a daily UV index of 2 turns into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Vlastec, Czech Republic
- Average high temperature in December: 2.7°C
The warmest month (with the highest average high temperature) is August (23.5°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in December: -1.8°C
The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-4.3°C).
Average pressure in December
Vlastec, Czech Republic
- Average pressure in December: 1019.2mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The months with the lowest atmospheric pressure are April, May, June and July (1015.6mbar).
Average wind speed in December
Vlastec, Czech Republic
- Average wind speed in December: 14.3km/h
The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest month (with the lowest average wind speed) is August (9km/h).
Average humidity in December
Vlastec, Czech Republic
- Average humidity in December: 86%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (73%).
Average rainfall in December
Vlastec, Czech Republic
- Average rainfall in December: 25mm
The wettest month (with the highest rainfall) is June (57mm).
The driest month (with the least rainfall) is November (14mm).
Average rainfall days in December
Vlastec, Czech Republic
- Average rainfall days in December: 9.1 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is November (5.4 days).
Average snowfall in December
Vlastec, Czech Republic
- Average snowfall in December: 63mm
The month with the highest snowfall is January (120mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Vlastec, Czech Republic
- Average snowfall days in December: 9.5 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Vlastec, Czech Republic
- Average daylight in December: 8h and 18min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 4h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Vlastec, Czech Republic
- Average sunshine days in December: 15.3 days
The month with the most sunshine days is November (22.2 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in December
Vlastec, Czech Republic
- Average UV index in December: 2
The months with the highest UV index are June and July (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
Vlastec, Czech Republic
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Vlastec, Czech Republic
- Average visibility in December: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is January (7km).





