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
In December, the meteorological conditions change slightly, with the average high-temperature moving from a frosty 7.5°C (45.5°F) in November to a wintry 2.9°C (37.2°F). December's average low-temperature is a freezing cold -1.7°C (28.9°F), reflecting a minor difference from the day's peak temperatures.Humidity
In Siřejovice, the average relative humidity in December is 86%.Rainfall
In Siřejovice, during December, the rain falls for 10.3 days and regularly aggregates up to 30mm (1.18") of precipitation. Throughout the year, in Siřejovice, there are 151.5 rainfall days, and 382mm (15.04") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Siřejovice, in December, snow falls for 10.4 days, with typically accumulated 88mm (3.46") of snow. In Siřejovice, during the entire year, snow falls for 49.7 days and aggregates up to 385mm (15.16") of snow.Daylight
With an average of 8h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:43 and sunset at 16:02. On the last day of December, sunrise is at 08:04 and sunset at 16:09 CET.
Sunshine
The average sunshine in December in Siřejovice is 4.4h.UV index
In Siřejovice, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: In December, a regular UV index of 2 translates into these guidelines:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is December in Siřejovice?
What is the average humidity in December in Siřejovice?
How many days does it rain in December in Siřejovice?
How much does it snow in Siřejovice in December?
What is the month with the shortest days in Siřejovice?
What is the average length of the day in December in Siřejovice?
What time are sunrise and sunset in December in Siřejovice?
How many hours of sunshine does Siřejovice have in December?
What is the UV index intensity in December in Siřejovice?
Average temperature in December
Siřejovice, Czech Republic
- Average high temperature in December: 2.9°C
The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (0.9°C).
- Average low temperature in December: -1.7°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in December
Siřejovice, Czech Republic
- Average pressure in December: 1017.9mbar
The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1015mbar).
Average wind speed in December
Siřejovice, Czech Republic
- Average wind speed in December: 11.5km/h
The windiest month (with the highest average wind speed) is March (11.7km/h).
The calmest month (with the lowest average wind speed) is August (8.2km/h).
Average humidity in December
Siřejovice, Czech Republic
- Average humidity in December: 86%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (70%).
Average rainfall in December
Siřejovice, Czech Republic
- Average rainfall in December: 30mm
The wettest month (with the highest rainfall) is August (52mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in December
Siřejovice, Czech Republic
- Average rainfall days in December: 10.3 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is February (7 days).
Average snowfall in December
Siřejovice, Czech Republic
- Average snowfall in December: 88mm
The month with the highest snowfall is January (107mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Siřejovice, Czech Republic
- Average snowfall days in December: 10.4 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Siřejovice, Czech Republic
- Average daylight in December: 8h and 1min
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 6min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Siřejovice, Czech Republic
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is June (9.7 days).
Average UV index in December
Siřejovice, 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
Siřejovice, Czech Republic
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Siřejovice, 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 month with the lowest visibility is January (7km).
Siřejovice, Czech Republic
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