December weather forecastKarolín, Czech Republic
December
Weather in December
The first month of the winter, December, is still a cold month in Karolín, Czech Republic, with an average temperature fluctuating between -2.5°C (27.5°F) and 1.8°C (35.2°F).Temperature
December indicates a shift in the average high-temperature, from November's frosty 7.7°C (45.9°F) to a wintry 1.8°C (35.2°F). Throughout December, a modest shift from daytime highs is anticipated in Karolín, with an average low-temperature of -2.5°C (27.5°F).Humidity
The average relative humidity in December is 88%.Rainfall
In Karolín, during December, the rain falls for 11.1 days and regularly aggregates up to 29mm (1.14") of precipitation. Throughout the year, in Karolín, there are 132.4 rainfall days, and 365mm (14.37") of precipitation is accumulated.Snowfall
Months with snowfall in Karolín, Czech Republic, are January through May, October through December. In Karolín, Czech Republic, during December, snow falls for 7.4 days and regularly aggregates up to 52mm (2.05") of snow. In Karolín, during the entire year, snow falls for 35.8 days and aggregates up to 313mm (12.32") of snow.Daylight
With an average of 8h and 18min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 07:24 and sunset at 15:54. On the last day of the month, sunrise is at 07:45 and sunset at 16:01 CET.
Sunshine
In Karolín, Czech Republic, the average sunshine in December is 4.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Karolín. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Karolín, Czech Republic
- Average high temperature in December: 1.8°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°C).
- Average low temperature in December: -2.5°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (-5°C).
Average pressure in December
Karolín, 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 June and July (1014.9mbar).
Average wind speed in December
Karolín, Czech Republic
- Average wind speed in December: 11.1km/h
The windiest month (with the highest average wind speed) is March (12.8km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in December
Karolín, Czech Republic
- Average humidity in December: 88%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (68%).
Average rainfall in December
Karolín, Czech Republic
- Average rainfall in December: 29mm
The wettest month (with the highest rainfall) is May (50mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in December
Karolín, Czech Republic
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is October (8.4 days).
Average snowfall in December
Karolín, Czech Republic
- Average snowfall in December: 52mm
The month with the highest snowfall is January (129mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Karolín, Czech Republic
- Average snowfall days in December: 7.4 days
The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Karolín, 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 6min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Karolín, Czech Republic
- Average sunshine days in December: 14.3 days
The month with the most sunshine days is August (20 days).
The month with the least sunshine days is February (13 days).
Average UV index in December
Karolín, Czech Republic
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Karolín, Czech Republic
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Karolín, Czech Republic
- Average visibility in December: 8km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).





