December weather forecastDěčín, Czech Republic
December
Weather in December
December brings about a winter wonderland in Děčín, closing out the year with its coldest temperatures. The month experiences a range of -1.7°C (28.9°F) to 2.5°C (36.5°F) chilly temperatures. Though not as hefty as January’s record, the snowfall in December still averages a notable 115mm (4.53") over 10.2 days. Long evenings and chilly days dominate the scene, with festive lights warming up the city streets giving the city a magical ambiance.Temperature
In December, the meteorological conditions in Děčín change slightly, with the average high-temperature moving from a frosty 7.4°C (45.3°F) in November to an icy 2.5°C (36.5°F). December notes an average low temperature of -1.7°C (28.9°F), subtly down from the daytime highs.Humidity
The average relative humidity in December is 88%.Rainfall
In Děčín, in December, it is raining for 13.4 days, with typically 42mm (1.65") of accumulated precipitation. In Děčín, during the entire year, the rain falls for 173.7 days and collects up to 501mm (19.72") of precipitation.Snowfall
Months with snowfall in Děčín are January through May, October through December. In Děčín, during December, snow falls for 10.2 days and regularly aggregates up to 115mm (4.53") of snow. In Děčín, during the entire year, snow falls for 50.2 days and aggregates up to 489mm (19.25") of snow.Daylight
The month with the shortest days in Děčín is December, with an average of 8h and 0min of daylight.On the first day of the month, sunrise is at 07:43 and sunset at 16:00. On the last day of December, sunrise is at 08:05 and sunset at 16:07 CET.
Sunshine
The average sunshine in December in Děčín is 3.9h.UV index
The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Děčín, Czech Republic
- Average high temperature in December: 2.5°C
The warmest month (with the highest average high temperature) is August (23.9°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in December: -1.7°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in December
Děčín, Czech Republic
- Average pressure in December: 1017.6mbar
The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1014.9mbar).
Average wind speed in December
Děčín, Czech Republic
- Average wind speed in December: 12.5km/h
The windiest month (with the highest average wind speed) is December (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.2km/h).
Average humidity in December
Děčín, Czech Republic
- Average humidity in December: 88%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (72%).
Average rainfall in December
Děčín, Czech Republic
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is June (65mm).
The driest month (with the least rainfall) is November (25mm).
Average rainfall days in December
Děčín, Czech Republic
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is February (9.4 days).
Average snowfall in December
Děčín, Czech Republic
- Average snowfall in December: 115mm
The month with the highest snowfall is January (149mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Děčín, Czech Republic
- Average snowfall days in December: 10.2 days
The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Děčín, Czech Republic
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 3h and 54min
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 30min).
Average sunshine days in December
Děčín, Czech Republic
- Average sunshine days in December: 9.6 days
The month with the most sunshine days is October (15 days).
The month with the least sunshine days is January (8.5 days).
Average UV index in December
Děčín, 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 and November (UV index 1).
Average cloud cover in December
Děčín, Czech Republic
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Děčín, Czech Republic
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August and September (9km).
The month with the lowest visibility is January (7km).





