December weather forecast
Žirje, Slovenia

December

Weather in December

The first month of the winter, December, is also a frosty month in Žirje, Slovenia, with an average temperature ranging between min 2.9°C (37.2°F) and max 7.6°C (45.7°F).

Temperature

The shift from November to December includes a small decrease in the average high-temperature, from a cool 11.9°C (53.4°F) to a chilly 7.6°C (45.7°F). Žirje welcomes an average low temperature of 2.9°C (37.2°F) in December, a gentle shift from the day's high.

Humidity

In December, the average relative humidity is 79%.

Rainfall

In Žirje, Slovenia, during December, the rain falls for 12.2 days and regularly aggregates up to 81mm (3.19") of precipitation. Throughout the year, in Žirje, there are 177.7 rainfall days, and 1019mm (40.12") of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall in Žirje. December is the first month it typically snows. Throughout December, in the average 0.7 snowfall days, it receives 9mm (0.35") of snow. In Žirje, Slovenia, during the entire year, snow falls for 3.5 days and aggregates up to 39mm (1.54") of snow.

Daylight

The month with the shortest days in Žirje is December, with an average of 8h and 48min of daylight.
On the first day of December, sunrise is at 07:25 and sunset at 16:21. On the last day of the month, sunrise is at 07:45 and sunset at 16:30 CET.

Sunshine

The average sunshine in December in Žirje is 5.3h.

UV index

January, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.

Frequently asked questions

What is the temperature in December in Žirje?
An average high-temperature, in December, in Žirje, is 7.6°C (45.7°F) and the average low-temperature is 2.9°C (37.2°F). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 29°C (84.2°F).
What is the average humidity in December in Žirje?
In Žirje, Slovenia, the average relative humidity in December is 79%.
How many days does it rain in December in Žirje?
In Žirje, in December, it is raining for 12.2 days, with typically 81mm (3.19") of accumulated precipitation.
When does it start snowing in Žirje?
December is the first month it typically snows in Žirje, Slovenia. Throughout December, in the average 0.7 snowfall days, it receives 9mm (0.35") of snow.
What is the month with the shortest days in Žirje?
The month with the shortest days in Žirje is December, with an average of 8h and 48min of daylight.
How many hours of daylight does Žirje have in December?
In Žirje, the average day length in December is 8h and 45min.
What time are sunrise and sunset in December in Žirje?
On the first day of December in Žirje, sunrise is at 07:25 and sunset at 16:21. On the last day of the month, sunrise is at 07:45 and sunset at 16:30 CET.
How long on average sun shines in December in Žirje?
The average sunshine duration in December is 5.3h.
When is the lowest UV index in Žirje?
The months with the lowest UV index in Žirje are January, November and December, with an average maximum UV index of 2.
What is the UV index intensity in December in Žirje?
The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Žirje, Slovenia
  • Average high temperature in December: 7.6°C

The warmest month (with the highest average high temperature) is August (27.2°C).
The month with the lowest average high temperature is January (5.9°C).

  • Average low temperature in December: 2.9°C

The month with the highest average low temperature is August (18.1°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).

Average pressure in December
Žirje, Slovenia
  • Average pressure in December: 1019.8mbar

The month with the highest atmospheric pressure is December (1019.8mbar).
The months with the lowest atmospheric pressure are May, June and July (1014.7mbar).

Average wind speed in December
Žirje, Slovenia
  • Average wind speed in December: 9.1km/h

The windiest month (with the highest average wind speed) is February (11.7km/h).
The calmest months (with the lowest average wind speed) are June, July and August (8.6km/h).

Average humidity in December
Žirje, Slovenia
  • Average humidity in December: 79%

The month with the highest relative humidity is November (82%).
The month with the lowest relative humidity is August (68%).

Average rainfall in December
Žirje, Slovenia
  • Average rainfall in December: 81mm

The wettest month (with the highest rainfall) is November (129mm).
The driest month (with the least rainfall) is January (54mm).

Average rainfall days in December
Žirje, Slovenia
  • Average rainfall days in December: 12.2 days

The month with the highest number of rainy days is May (21.3 days).
The month with the least rainy days is January (10.9 days).

Average snowfall in December
Žirje, Slovenia
  • Average snowfall in December: 9mm

The month with the highest snowfall is February (14mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December
Žirje, Slovenia
  • Average snowfall days in December: 0.7 days

The month with the highest number of snowfall days is January (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in December /
Average sunshine in December
Žirje, Slovenia
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The months with the least sunshine are February and November (Average sunshine: 5h and 0min).

Average sunshine days in December
Žirje, Slovenia
  • Average sunshine days in December: 16.4 days

The month with the most sunshine days is January (17 days).
The month with the least sunshine days is May (6.6 days).

Average UV index in December
Žirje, Slovenia
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 2).

Average cloud cover in December
Žirje, Slovenia
  • Average cloud cover in December: 43

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 19).

Average visibility in December
Žirje, Slovenia
  • Average visibility in December: 9km

The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).

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