December weather forecastPrague, Czech Republic

December
Weather in December
December in Prague is a period of intense cold with temperatures sinking to 2°C (35.6°F) amid 25mm (0.98") of rain and snowfall. The city becomes an epitome of wintry grandeur, offering stunning views especially under fresh snow. Short daylight hours, combined with a reduced amount of sunshine, culminate in a chilly ambience. Despite the cold, the city dresses in festive colors celebrating Christmas and welcoming the new year. Overall, December wonderfully encapsulates the winter charm of Prague, rendering it an enchanting wonderland.Temperature
A modest decline in the average high-temperature is seen in Prague during December, decreasing from a frosty 6°C (42.8°F) in November to a wintry 2°C (35.6°F). During December nights, Prague witnesses a consistent average temperature of -3.3°C (26.1°F).Humidity
January, November and December, with an average relative humidity of 85%, are the most humid months.Rainfall
In December, the rain falls for 6.8 days. Throughout December, 25mm (0.98") of precipitation is accumulated. In Prague, during the entire year, the rain falls for 90.2 days and collects up to 526mm (20.71") of precipitation.Snowfall
January through April, October through December are months with snowfall in Prague. During December, Prague regularly aggregates up to 159mm (6.26") of snow. In Prague, during the entire year, snow aggregates up to 714mm (28.11").Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year.On the first day of December in Prague, Czech Republic, sunrise is at 07:39 and sunset at 16:03. On the last day of the month, sunrise is at 08:00 and sunset at 16:09 CET.
Sunshine
December has the least sunshine of the year, with an average of 1.5h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 1 during December leads to these advisories:
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. Avoiding the Sun during its peak radiation time around midday is a healthy practice. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Prague, Czech Republic
- Average high temperature in December: 2°C
The warmest month (with the highest average high temperature) is July (24°C).
The month with the lowest average high temperature is January (0.4°C).
- Average low temperature in December: -3.3°C
The month with the highest average low temperature is July (11.9°C).
The coldest month (with the lowest average low temperature) is January (-5.4°C).
Average humidity in December
Prague, Czech Republic
- Average humidity in December: 85%
The months with the highest relative humidity are January, November and December (85%).
The months with the lowest relative humidity are April, May and July (70%).
Average rainfall in December
Prague, Czech Republic
- Average rainfall in December: 25.3mm
The wettest month (with the highest rainfall) is May (77.2mm).
The driest month (with the least rainfall) is February (22.6mm).
Average rainfall days in December
Prague, Czech Republic
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is June (10.3 days).
The month with the least rainy days is October (5.5 days).
Average snowfall in December
Prague, Czech Republic
- Average snowfall in December: 159mm
The month with the highest snowfall is January (179mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average daylight in December /
Average sunshine in December
Prague, Czech Republic
- Average daylight in December: 8h and 12min
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: 1h and 30min
The months with the most sunshine are June and July (Average sunshine: 7h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average UV index in December
Prague, Czech Republic
- Average UV index in December: 1
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 1).





