December weather forecast
Poštovice, Czech Republic

December

Weather in December

The first month of the winter, December, is also a wintry month in Poštovice, Czech Republic, with an average temperature fluctuating between -1.4°C (29.5°F) and 3.1°C (37.6°F).

Temperature

The arrival of December corresponds with a minor reduction in the average high-temperature, down from November's frosty 7.6°C (45.7°F) to a cold 3.1°C (37.6°F). December nights reveal a minor deviation from daytime highs, with a mean low-temperature of -1.4°C (29.5°F).

Humidity

The average relative humidity in December in Poštovice is 85%.

Rainfall

In Poštovice, in December, during 11.9 rainfall days, 30mm (1.18") of precipitation is typically accumulated. Throughout the year, there are 164 rainfall days, and 456mm (17.95") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Poštovice, in December, during 8.8 snowfall days, 77mm (3.03") of snow is typically accumulated. Throughout the year, there are 47.2 snowfall days, and 377mm (14.84") of snow is accumulated.

Daylight

The month with the shortest days in Poštovice is December, with an average of 8h and 6min of daylight.
On the first day of December, sunrise is at 07:42 and sunset at 16:03. On the last day of the month, sunrise is at 08:03 and sunset at 16:10 CET.

Sunshine

In December, the average sunshine is 4.2h.

UV index

November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 1 suggests this advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.

Frequently asked questions

How cold is December?
In December, the average high-temperature and low-temperature in Poštovice are 3.1°C (37.6°F) and -1.4°C (29.5°F) respectively.
What is the average humidity in December?
In Poštovice, the average relative humidity in December is 85%.
How many days does it rain in December?
In Poštovice, in December, during 11.9 rainfall days, 30mm (1.18") of precipitation is typically accumulated.
How many days does it snow in December?
In December, it is snowing for 8.8 days. Throughout December, 77mm (3.03") of snow is accumulated.
What is the month with the shortest days?
With an average of 8h and 6min of daylight, December has the shortest days of the year.
How many hours of daylight does Poštovice have in December?
In December, the average day length is 8h and 7min.
What time are sunrise and sunset in December?
On the first day of December in Poštovice, sunrise is at 07:42 and sunset at 16:03. On the last day of the month, sunrise is at 08:03 and sunset at 16:10 CET.
How long on average sun shines in December?
The average sunshine duration in December is 4.2h.
When is the lowest UV index?
The months with the lowest UV index are November and December, with an average maximum UV index of 1.
What is the UV index intensity in December?
In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Poštovice, Czech Republic
  • Average high temperature in December: 3.1°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 (1.2°C).

  • Average low temperature in December: -1.4°C

The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).

Average pressure in December
Poštovice, Czech Republic
  • Average pressure in December: 1018.4mbar

The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is July (1015.2mbar).

Average wind speed in December
Poštovice, Czech Republic
  • Average wind speed in December: 13.5km/h

The windiest month (with the highest average wind speed) is December (13.5km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).

Average humidity in December
Poštovice, Czech Republic
  • Average humidity in December: 85%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (70%).

Average rainfall in December
Poštovice, Czech Republic
  • Average rainfall in December: 30mm

The wettest month (with the highest rainfall) is June (74mm).
The driest month (with the least rainfall) is November (22mm).

Average rainfall days in December
Poštovice, Czech Republic
  • Average rainfall days in December: 11.9 days

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (8.5 days).

Average snowfall in December
Poštovice, Czech Republic
  • Average snowfall in December: 77mm

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
Poštovice, Czech Republic
  • Average snowfall days in December: 8.8 days

The month with the highest number of snowfall days is January (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Poštovice, 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: 4h and 1min

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 42min).

Average sunshine days in December
Poštovice, Czech Republic
  • Average sunshine days in December: 12 days

The month with the most sunshine days is October (16.9 days).
The month with the least sunshine days is June (8.3 days).

Average UV index in December
Poštovice, Czech Republic
  • Average UV index in December: 1

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).

Average cloud cover in December
Poštovice, Czech Republic
  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in December
Poštovice, Czech Republic
  • Average visibility in December: 8km

The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February, November and December (8km).

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