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
With December's onset, the weather reveals a slight temperature decrease, transitioning from a frosty 6.2°C (43.2°F) in November to a wintry 1.5°C (34.7°F). In Světnov, the nightly December temperatures experience a slight descent from daily highs to an average low of -2.8°C (27°F).Humidity
In Světnov, the average relative humidity in December is 89%.Rainfall
In Světnov, during December, the rain falls for 9.2 days and regularly aggregates up to 34mm (1.34") of precipitation. In Světnov, during the entire year, the rain falls for 158.1 days and collects up to 544mm (21.42") of precipitation.Snowfall
Months with snowfall in Světnov are January through May, October through December. In December, in Světnov, it is snowing for 9.8 days. Throughout December, 90mm (3.54") of snow is accumulated. Throughout the year, there are 50.1 snowfall days, and 430mm (16.93") of snow is accumulated.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:31 and sunset at 15:58. On the last day of December, sunrise is at 07:52 and sunset at 16:05 CET.
Sunshine
In December, the average sunshine is 3.8h.UV index
The average daily maximum UV index in December in Světnov is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: A typical high UV index of 2 in December suggests the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Around midday, solar radiation is most harmful; hence, exposure should be limited. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Světnov?
What is the average humidity in December in Světnov?
How many days does it rain in December in Světnov?
How much does it snow in Světnov in December?
What is the month with the shortest days in Světnov?
How many hours of daylight does Světnov have in December?
When are sunrise and sunset in December in Světnov?
How many hours of sunshine does Světnov have in December?
How high is the UV index in December in Světnov?
Average temperature in December
Světnov, Czech Republic
- Average high temperature in December: 1.5°C
The warmest month (with the highest average high temperature) is August (22.7°C).
The month with the lowest average high temperature is January (-0.4°C).
- Average low temperature in December: -2.8°C
The month with the highest average low temperature is August (12.9°C).
The coldest month (with the lowest average low temperature) is January (-4.9°C).
Average pressure in December
Světnov, Czech Republic
- Average pressure in December: 1019.1mbar
The month with the highest atmospheric pressure is December (1019.1mbar).
The months with the lowest atmospheric pressure are June and July (1015.3mbar).
Average wind speed in December
Světnov, Czech Republic
- Average wind speed in December: 16.1km/h
The windiest month (with the highest average wind speed) is December (16.1km/h).
The calmest month (with the lowest average wind speed) is August (10.2km/h).
Average humidity in December
Světnov, Czech Republic
- Average humidity in December: 89%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (73%).
Average rainfall in December
Světnov, Czech Republic
- Average rainfall in December: 34mm
The wettest month (with the highest rainfall) is July (82mm).
The driest month (with the least rainfall) is November (24mm).
Average rainfall days in December
Světnov, Czech Republic
- Average rainfall days in December: 9.2 days
The month with the highest number of rainy days is July (21.7 days).
The month with the least rainy days is January (6.1 days).
Average snowfall in December
Světnov, Czech Republic
- Average snowfall in December: 90mm
The month with the highest snowfall is January (125mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Světnov, Czech Republic
- Average snowfall days in December: 9.8 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Světnov, Czech Republic
- Average daylight in December: 8h and 1min
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 12min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in December
Světnov, Czech Republic
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is October (18.2 days).
The months with the least sunshine days are June and July (7.3 days).
Average UV index in December
Světnov, Czech Republic
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in December
Světnov, Czech Republic
- Average cloud cover in December: 64
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Světnov, Czech Republic
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).
