December weather forecast
Kalek, Czech Republic

December

Weather in December

The first month of the winter, December, is still a cold month in Kalek, Czech Republic, with an average temperature fluctuating between 2.5°C (36.5°F) and -2.1°C (28.2°F).

Temperature

The arrival of December is marked by a minor reduction in average high-temperature, sliding from a frosty 6.7°C (44.1°F) in November to a wintry 2.5°C (36.5°F). Kalek logs an average low-temperature of -2.1°C (28.2°F) during the nights of December, subtly lower than its daytime highs.

Humidity

The average relative humidity in December is 87%.

Rainfall

In Kalek, in December, it is raining for 13.2 days, with typically 38mm (1.5") of accumulated precipitation. In Kalek, during the entire year, the rain falls for 178.1 days and collects up to 490mm (19.29") of precipitation.

Snowfall

Months with snowfall in Kalek are January through May, October through December. In Kalek, Czech Republic, in December, snow falls for 10.5 days, with typically accumulated 106mm (4.17") of snow. Throughout the year, in Kalek, there are 49.5 snowfall days, and 442mm (17.4") of snow is accumulated.

Daylight

With an average of 8h and 6min of daylight, December has the shortest days of the year.
On the first day of December in Kalek, sunrise is at 07:46 and sunset at 16:05. On the last day of the month, sunrise is at 08:07 and sunset at 16:12 CET.

Sunshine

In December, the average sunshine is 4.2h.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 1 suggests these recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Enhance your sun protection with tightly woven, yet airy clothing. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.

Frequently asked questions

How cold is it in Kalek in December?
The high-temperature, in December, in Kalek, is 2.5°C (36.5°F), while the low-temperature averages to -2.1°C (28.2°F).
What is the average humidity in December in Kalek?
In December, the average relative humidity in Kalek, Czech Republic, is 87%.
How many days does it rain in December in Kalek?
In Kalek, Czech Republic, during December, the rain falls for 13.2 days and regularly aggregates up to 38mm (1.5") of precipitation.
How much does it snow in Kalek in December?
In Kalek, during December, snow falls for 10.5 days and regularly aggregates up to 106mm (4.17") of snow.
What is the month with the shortest days in Kalek?
The month with the shortest days is December, with an average of 8h and 6min of daylight.
How many hours of daylight does Kalek have in December?
In Kalek, the average day length in December is 8h and 5min.
When are sunrise and sunset in December in Kalek?
In December, on the first day of the month, sunrise is at 07:46 and sunset at 16:05. On the last day of the month, sunrise is at 08:07 and sunset at 16:12 CET.
How many hours of sunshine does Kalek have in December?
In December, the average sunshine duration in Kalek, Czech Republic, is 4.2h.
What is the month with the lowest UV index in Kalek?
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the UV index reading in December in Kalek?
In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health threat 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
Kalek, Czech Republic
  • Average high temperature in December: 2.5°C

The warmest month (with the highest average high temperature) is August (23°C).
The month with the lowest average high temperature is January (0.5°C).

  • Average low temperature in December: -2.1°C

The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-4.4°C).

Average pressure in December
Kalek, Czech Republic
  • Average pressure in December: 1018mbar

The month with the highest atmospheric pressure is October (1018.1mbar).
The months with the lowest atmospheric pressure are July and November (1015.1mbar).

Average wind speed in December
Kalek, Czech Republic
  • Average wind speed in December: 12.5km/h

The windiest month (with the highest average wind speed) is December (12.5km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).

Average humidity in December
Kalek, Czech Republic
  • Average humidity in December: 87%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (72%).

Average rainfall in December
Kalek, Czech Republic
  • Average rainfall in December: 38mm

The wettest month (with the highest rainfall) is June (70mm).
The driest month (with the least rainfall) is April (26mm).

Average rainfall days in December
Kalek, Czech Republic
  • Average rainfall days in December: 13.2 days

The month with the highest number of rainy days is July (20.5 days).
The month with the least rainy days is February (9.5 days).

Average snowfall in December
Kalek, Czech Republic
  • Average snowfall in December: 106mm

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

Average snowfall days in December
Kalek, Czech Republic
  • Average snowfall days in December: 10.5 days

The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Kalek, 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 1min

The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in December
Kalek, Czech Republic
  • Average sunshine days in December: 9.7 days

The month with the most sunshine days is October (15.1 days).
The month with the least sunshine days is June (6.7 days).

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

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

Average cloud cover in December
Kalek, Czech Republic
  • Average cloud cover in December: 60

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 34).

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

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

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