December weather forecast
Blatná, Czech Republic

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Weather in December

December in Blatná brings the onset of winter; snow replaces rain, and the city sees increased snowfall amounts of 63mm (2.48"), marking the beginning of the snowy season. Simultaneously, December is the cloudiest month of the year, receiving the least amount of sunshine and daylight. Compared to November, the city experiences more calm winds during December, soothing the winter chill. The month is characterized by a distinctly low UV index and cold temperatures, which drop lower than those recorded in January.

Temperature

As December arrives, Blatná's weather displays a minor decrease in high-temperatures, transitioning from November's chilly 7.2°C (45°F) to a cold 2.7°C (36.9°F). Nighttime temperatures hover around an average low of -1.8°C (28.8°F) in December, a slight descent from daytime highs.

Humidity

In Blatná, Czech Republic, the average relative humidity in December is 86%.

Rainfall

In December, the rain falls for 9.1 days. Throughout December, 25mm (0.98") of precipitation is accumulated. Throughout the year, there are 130.9 rainfall days, and 388mm (15.28") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In December, in Blatná, it is snowing for 9.5 days. Throughout December, 63mm (2.48") of snow is accumulated. Throughout the year, in Blatná, there are 40.5 snowfall days, and 372mm (14.65") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 18min of daylight.
On the first day of the month, sunrise is at 07:39 and sunset at 16:07. On the last day of December, sunrise is at 08:00 and sunset at 16:15 CET.

Sunshine

In December, the average sunshine in Blatná is 4.2h.

UV index

The months with the lowest UV index in Blatná are January through March, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

How cold is December in Blatná?

In Blatná, 2.7°C (36.9°F) is the average high-temperature and -1.8°C (28.8°F) is the average low-temperature during December.

What is the average humidity in December in Blatná?

In Blatná, the average relative humidity in December is 86%.

How much does it rain in Blatná in December?

In December, in Blatná, the rain falls for 9.1 days. Throughout December, 25mm (0.98") of precipitation is accumulated.

How many days does it snow in December in Blatná?

In December, it is snowing for 9.5 days. Throughout December, 63mm (2.48") of snow is accumulated.

What is the month with the shortest days in Blatná?

The month with the shortest days is December, with an average of 8h and 18min of daylight.

How many hours of daylight does Blatná have in December?

The average day length in December is 8h and 15min.

What time are sunrise and sunset in December in Blatná?

In December, on the first day of the month, sunrise is at 07:39 and sunset at 16:07. On the last day of the month, in Blatná, Czech Republic, sunrise is at 08:00 and sunset at 16:15 CET.

How many hours of sunshine does Blatná have in December?

The average sunshine duration in December is 4.2h.

What are the months with the lowest UV index in Blatná?

The months with the lowest UV index in Blatná are January through March, October through December, with an average maximum UV index of 2.

How high is the UV index in December in Blatná?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Blatná, Czech Republic

Average temperature in December - Blatná, Czech Republic
  • Average high temperature in December: 2.7°C

The warmest month (with the highest average high temperature) is August (23.5°C).
The month with the lowest average high temperature is January (0.8°C).

  • Average low temperature in December: -1.8°C

The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-4.3°C).

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Average pressure in December
Blatná, Czech Republic

Average pressure in December - Blatná, 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 April, May, June and July (1015.6mbar).

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Average wind speed in December
Blatná, Czech Republic

Average wind speed in December - Blatná, Czech Republic
  • Average wind speed in December: 14.3km/h

The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest month (with the lowest average wind speed) is August (9km/h).

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Average humidity in December
Blatná, Czech Republic

Average humidity in December - Blatná, Czech Republic
  • Average humidity in December: 86%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (73%).

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Average rainfall in December
Blatná, Czech Republic

Average rainfall in December - Blatná, Czech Republic
  • Average rainfall in December: 25mm

The wettest month (with the highest rainfall) is June (57mm).
The driest month (with the least rainfall) is November (14mm).

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Average rainfall days in December
Blatná, Czech Republic

Average rainfall days in December - Blatná, Czech Republic
  • Average rainfall days in December: 9.1 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is November (5.4 days).

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Average snowfall in December
Blatná, Czech Republic

Average snowfall in December - Blatná, Czech Republic
  • Average snowfall in December: 63mm

The month with the highest snowfall is January (120mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in December
Blatná, Czech Republic

Average snowfall days in December - Blatná, Czech Republic
  • Average snowfall days in December: 9.5 days

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Blatná, Czech Republic

Average daylight in December / Average sunshine in December - Blatná, Czech Republic
  • Average daylight in December: 8h and 2min

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 1min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in December
Blatná, Czech Republic

Average sunshine days in December - Blatná, Czech Republic
  • Average sunshine days in December: 15.3 days

The month with the most sunshine days is November (22.2 days).
The month with the least sunshine days is July (11.4 days).

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Average UV index in December
Blatná, Czech Republic

Average UV index in December - Blatná, Czech Republic
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in December
Blatná, Czech Republic

Average cloud cover in December - Blatná, Czech Republic
  • Average cloud cover in December: 59

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in December
Blatná, Czech Republic

Average visibility in December - Blatná, Czech Republic
  • Average visibility in December: 9km

The months with the highest visibility are March, April, May, June, July, August, September, October and December (9km).
The month with the lowest visibility is January (7km).

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Blatná, Czech Republic

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