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
Úmonín's progression into December includes a drop in the average high-temperature, from a frosty 7.9°C (46.2°F) in November to a wintry 2.8°C (37°F). During December, Úmonín's temperature shows a minor deviation from daytime highs, falling to a steady low-temperature average of -1.4°C (29.5°F).Humidity
In Úmonín, Czech Republic, the average relative humidity in December is 85%.Rainfall
In Úmonín, Czech Republic, in December, during 11.4 rainfall days, 28mm (1.1") of precipitation is typically accumulated. Throughout the year, in Úmonín, there are 132.2 rainfall days, and 374mm (14.72") of precipitation is accumulated.Snowfall
Months with snowfall in Úmonín are January through May, October through December. In Úmonín, during December, snow falls for 6.8 days and regularly aggregates up to 45mm (1.77") of snow. Throughout the year, in Úmonín, Czech Republic, there are 31.5 snowfall days, and 220mm (8.66") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 12min of daylight.On the first day of the month, sunrise is at 07:35 and sunset at 16:00. On the last day of December, sunrise is at 07:56 and sunset at 16:07 CET.
Sunshine
In Úmonín, the average sunshine in December is 4.3h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Úmonín?
What is the average humidity in December in Úmonín?
How many days does it rain in December in Úmonín?
How much does it snow in Úmonín in December?
What is the month with the shortest days in Úmonín?
How many hours of daylight does Úmonín have in December?
When is the sunrise / sunset in December in Úmonín?
How many hours of sunshine does Úmonín have in December?
When is the lowest UV index in Úmonín?
What is the UV index reading in December in Úmonín?
Average temperature in December
Úmonín, Czech Republic
- Average high temperature in December: 2.8°C
The warmest month (with the highest average high temperature) is August (24.6°C).
The month with the lowest average high temperature is January (0.9°C).
- Average low temperature in December: -1.4°C
The month with the highest average low temperature is August (13.9°C).
The coldest month (with the lowest average low temperature) is January (-3.6°C).
Average pressure in December
Úmonín, Czech Republic
- Average pressure in December: 1018.5mbar
The months with the highest atmospheric pressure are October and December (1018.5mbar).
The month with the lowest atmospheric pressure is July (1015.1mbar).
Average wind speed in December
Úmonín, Czech Republic
- Average wind speed in December: 13.8km/h
The windiest month (with the highest average wind speed) is December (13.8km/h).
The calmest month (with the lowest average wind speed) is August (9.2km/h).
Average humidity in December
Úmonín, Czech Republic
- Average humidity in December: 85%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (69%).
Average rainfall in December
Úmonín, Czech Republic
- Average rainfall in December: 28mm
The wettest month (with the highest rainfall) is May (56mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in December
Úmonín, Czech Republic
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in December
Úmonín, Czech Republic
- Average snowfall in December: 45mm
The month with the highest snowfall is January (72mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Úmonín, Czech Republic
- Average snowfall days in December: 6.8 days
The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Úmonín, Czech Republic
- Average daylight in December: 8h and 1min
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: 4h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Úmonín, Czech Republic
- Average sunshine days in December: 13.6 days
The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is May (13.5 days).
Average UV index in December
Úmonín, 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, March, October, November and December (UV index 2).
Average cloud cover in December
Úmonín, Czech Republic
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Úmonín, Czech Republic
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
