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
Weather in December
Temperature
December ushers in a minute temperature change, with average high-temperatures reducing from November's chilly 7.9°C (46.2°F) to a wintry 3.4°C (38.1°F). Kostomlátky, in December, registers an average low temperature of -1°C (30.2°F), showing a minute reduction from daily highs.Humidity
In December, the average relative humidity in Kostomlátky, Czech Republic, is 84%.Rainfall
In Kostomlátky, during December, the rain falls for 12.2 days and regularly aggregates up to 36mm (1.42") of precipitation. Throughout the year, there are 167.3 rainfall days, and 536mm (21.1") of precipitation is accumulated.Snowfall
Months with snowfall in Kostomlátky are January through May, October through December. In Kostomlátky, in December, during 8.9 snowfall days, 89mm (3.5") of snow is typically accumulated. Throughout the year, there are 44.5 snowfall days, and 393mm (15.47") of snow is accumulated.Daylight
With an average of 8h and 6min of daylight, December has the shortest days of the year in Kostomlátky.On the first day of the month, sunrise is at 07:38 and sunset at 16:00. On the last day of December, in Kostomlátky, Czech Republic, sunrise is at 07:59 and sunset at 16:07 CET.
Sunshine
In December, the average sunshine in Kostomlátky is 3.9h.UV index
In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The UV index of 2 during December leads to these advisories:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Kostomlátky in December?
What is the average humidity in December in Kostomlátky?
How much does it rain in Kostomlátky in December?
How many days does it snow in December in Kostomlátky?
What is the month with the shortest days in Kostomlátky?
What is the average length of the day in December in Kostomlátky?
When are sunrise and sunset in December in Kostomlátky?
How long on average sun shines in December in Kostomlátky?
How high is the UV index in December in Kostomlátky?
Average temperature in December
Kostomlátky, Czech Republic
- Average high temperature in December: 3.4°C
The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (1.4°C).
- Average low temperature in December: -1°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).
Average pressure in December
Kostomlátky, Czech Republic
- Average pressure in December: 1018.5mbar
The month with the highest atmospheric pressure is December (1018.5mbar).
The month with the lowest atmospheric pressure is July (1015.2mbar).
Average wind speed in December
Kostomlátky, Czech Republic
- Average wind speed in December: 14km/h
The windiest month (with the highest average wind speed) is December (14km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in December
Kostomlátky, Czech Republic
- Average humidity in December: 84%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (69%).
Average rainfall in December
Kostomlátky, Czech Republic
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is June (77mm).
The driest month (with the least rainfall) is November (24mm).
Average rainfall days in December
Kostomlátky, Czech Republic
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is February (8.7 days).
Average snowfall in December
Kostomlátky, Czech Republic
- Average snowfall in December: 89mm
The month with the highest snowfall is January (122mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Kostomlátky, Czech Republic
- Average snowfall days in December: 8.9 days
The month with the highest number of snowfall days is January (14 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kostomlátky, 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 6min).
- Average sunshine in December: 3h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Kostomlátky, Czech Republic
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is October (15.7 days).
The month with the least sunshine days is May (7.8 days).
Average UV index in December
Kostomlátky, Czech Republic
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in December
Kostomlátky, Czech Republic
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Kostomlátky, Czech Republic
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January, February and December (8km).
Kostomlátky, Czech Republic
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