December weather forecast
Svatý Jan nad Malší, Czech Republic

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Weather in December

The first month of the winter, December, is also an icy month in Svatý Jan nad Malší, Czech Republic, with an average temperature fluctuating between 2.8°C (37°F) and -1.8°C (28.8°F).

Temperature

The beginning of December brings a slight decrease in the average high-temperature, transitioning from a frosty 7.7°C (45.9°F) in November to an icy 2.8°C (37°F). Svatý Jan nad Malší's nighttime temperature in December consistently rests at a freezing cold -1.8°C (28.8°F).

Humidity

The average relative humidity in December is 85%.

Rainfall

In December, the rain falls for 10 days. Throughout December, 31mm (1.22") of precipitation is accumulated. Throughout the year, there are 156 rainfall days, and 480mm (18.9") of precipitation is accumulated.

Snowfall

Months with snowfall in Svatý Jan nad Malší are January through May, October through December. In Svatý Jan nad Malší, in December, snow falls for 8.2 days, with typically accumulated 54mm (2.13") of snow. In Svatý Jan nad Malší, during the entire year, snow falls for 42.3 days and aggregates up to 372mm (14.65") of snow.

Daylight

With an average of 8h and 18min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 07:34 and sunset at 16:07. On the last day of December, in Svatý Jan nad Malší, sunrise is at 07:55 and sunset at 16:15 CET.

Sunshine

In Svatý Jan nad Malší, Czech Republic, the average sunshine in December is 5.1h.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Svatý Jan nad Malší, Czech Republic. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Stay sun-safe with clothing that is both closely woven and worn loosely. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is December in Svatý Jan nad Malší?

In Svatý Jan nad Malší, 2.8°C (37°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 Svatý Jan nad Malší?

The average relative humidity in December in Svatý Jan nad Malší, Czech Republic, is 85%.

How much does it rain in Svatý Jan nad Malší in December?

In Svatý Jan nad Malší, Czech Republic, in December, during 10 rainfall days, 31mm (1.22") of precipitation is typically accumulated.

How many days does it snow in December in Svatý Jan nad Malší?

In Svatý Jan nad Malší, Czech Republic, during December, snow falls for 8.2 days and regularly aggregates up to 54mm (2.13") of snow.

What is the month with the shortest days in Svatý Jan nad Malší?

With an average of 8h and 18min of daylight, December has the shortest days of the year.

How many hours of daylight does Svatý Jan nad Malší have in December?

In December, the average day length in Svatý Jan nad Malší, Czech Republic, is 8h and 20min.

What time are sunrise and sunset in December in Svatý Jan nad Malší?

On the first day of December, sunrise is at 07:34 and sunset at 16:07. On the last day of the month, sunrise is at 07:55 and sunset at 16:15 CET.

How long on average sun shines in December in Svatý Jan nad Malší?

The average sunshine duration in December in Svatý Jan nad Malší, Czech Republic, is 5.1h.

What is the month with the lowest UV index in Svatý Jan nad Malší?

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

What is the UV index intensity in December in Svatý Jan nad Malší?

In Svatý Jan nad Malší, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
Svatý Jan nad Malší, Czech Republic

Average temperature in December - Svatý Jan nad Malší, Czech Republic
  • Average high temperature in December: 2.8°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 (12.4°C).
The coldest month (with the lowest average low temperature) is January (-4.4°C).

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Average pressure in December
Svatý Jan nad Malší, Czech Republic

Average pressure in December - Svatý Jan nad Malší, Czech Republic
  • Average pressure in December: 1019.7mbar

The month with the highest atmospheric pressure is December (1019.7mbar).
The months with the lowest atmospheric pressure are April and May (1015.6mbar).

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Average wind speed in December
Svatý Jan nad Malší, Czech Republic

Average wind speed in December - Svatý Jan nad Malší, Czech Republic
  • Average wind speed in December: 12.6km/h

The windiest month (with the highest average wind speed) is December (12.6km/h).
The calmest month (with the lowest average wind speed) is August (8km/h).

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Average humidity in December
Svatý Jan nad Malší, Czech Republic

Average humidity in December - Svatý Jan nad Malší, 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 April (73%).

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Average rainfall in December
Svatý Jan nad Malší, Czech Republic

Average rainfall in December - Svatý Jan nad Malší, Czech Republic
  • Average rainfall in December: 31mm

The wettest month (with the highest rainfall) is July (75mm).
The driest month (with the least rainfall) is November (18mm).

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Average rainfall days in December
Svatý Jan nad Malší, Czech Republic

Average rainfall days in December - Svatý Jan nad Malší, Czech Republic
  • Average rainfall days in December: 10 days

The months with the highest number of rainy days are May and July (19.6 days).
The month with the least rainy days is February (8 days).

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Average snowfall in December
Svatý Jan nad Malší, Czech Republic

Average snowfall in December - Svatý Jan nad Malší, Czech Republic
  • Average snowfall in December: 54mm

The month with the highest snowfall is January (130mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in December
Svatý Jan nad Malší, Czech Republic

Average snowfall days in December - Svatý Jan nad Malší, Czech Republic
  • Average snowfall days in December: 8.2 days

The month with the highest number of snowfall days is January (12.8 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
Svatý Jan nad Malší, Czech Republic

Average daylight in December / Average sunshine in December - Svatý Jan nad Malší, Czech Republic
  • Average daylight in December: 8h and 2min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in December: 5h and 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in December
Svatý Jan nad Malší, Czech Republic

Average sunshine days in December - Svatý Jan nad Malší, Czech Republic
  • Average sunshine days in December: 14.6 days

The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is June (7.8 days).

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Average UV index in December
Svatý Jan nad Malší, Czech Republic

Average UV index in December - Svatý Jan nad Malší, 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, October, November and December (UV index 2).

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Average cloud cover in December
Svatý Jan nad Malší, Czech Republic

Average cloud cover in December - Svatý Jan nad Malší, Czech Republic
  • Average cloud cover in December: 49

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in December
Svatý Jan nad Malší, Czech Republic

Average visibility in December - Svatý Jan nad Malší, 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 months with the lowest visibility are January, February and November (8km).

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Svatý Jan nad Malší, Czech Republic

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