December weather forecastBoreci, Slovenia

December

Weather in December

December, the first month of the winter in Boreci, is still a cold month, with an average temperature fluctuating between 4.6°C (40.3°F) and -0.3°C (31.5°F).

Temperature

The onset of December entails a temperature shift, as the average high-temperature decreases from a cool 10°C (50°F) in November to a wintry 4.6°C (40.3°F). Boreci, in December, registers a nighttime average temperature of -0.3°C (31.5°F).

Humidity

The average relative humidity in December is 83%.

Rainfall

In Boreci, in December, during 9.9 rainfall days, 45mm (1.77") of precipitation is typically accumulated. Throughout the year, there are 150.5 rainfall days, and 599mm (23.58") of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Boreci. In Boreci, Slovenia, during December, snow falls for 4.1 days and regularly aggregates up to 54mm (2.13") of snow. Throughout the year, in Boreci, there are 24.1 snowfall days, and 350mm (13.78") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 36min of daylight.
On the first day of the month, sunrise is at 07:19 and sunset at 16:09. On the last day of December, sunrise is at 07:39 and sunset at 16:17 CET.

Sunshine

In December, the average sunshine in Boreci is 5.4h.

UV index

January, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Boreci. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.

Frequently asked questions

In Boreci, in December, the average high-temperature is 4.6°C (40.3°F), and the average low-temperature is -0.3°C (31.5°F). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 29°C (84.2°F).

The average relative humidity in December is 83%.

In Boreci, during December, the rain falls for 9.9 days and regularly aggregates up to 45mm (1.77") of precipitation.

In Boreci, Slovenia, during December, snow falls for 4.1 days and regularly aggregates up to 54mm (2.13") of snow.

The month with the shortest days in Boreci is December, with an average of 8h and 36min of daylight.

The average day length in December in Boreci is 8h and 39min.

On the first day of December in Boreci, sunrise is at 07:19 and sunset at 16:09. On the last day of the month, sunrise is at 07:39 and sunset at 16:17 CET.

The average sunshine duration in December in Boreci is 5.4h.

January, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Boreci, Slovenia.

In December, the average daily maximum UV index in Boreci, Slovenia, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe 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
Boreci, Slovenia

  • Average high temperature in December: 4.6°C

The warmest month (with the highest average high temperature) is August (27.4°C).
The month with the lowest average high temperature is January (2.9°C).

  • Average low temperature in December: -0.3°C

The months with the highest average low temperature are July and August (14.7°C).
The coldest month (with the lowest average low temperature) is January (-2°C).

Average pressure in December
Boreci, Slovenia

  • Average pressure in December: 1020.6mbar

The month with the highest atmospheric pressure is December (1020.6mbar).
The months with the lowest atmospheric pressure are May and June (1014.9mbar).

Average wind speed in December
Boreci, Slovenia

  • Average wind speed in December: 9.2km/h

The windiest month (with the highest average wind speed) is March (11.2km/h).
The calmest month (with the lowest average wind speed) is August (7.1km/h).

Average humidity in December
Boreci, Slovenia

  • Average humidity in December: 83%

The months with the highest relative humidity are January and November (84%).
The month with the lowest relative humidity is August (68%).

Average rainfall in December
Boreci, Slovenia

  • Average rainfall in December: 45mm

The wettest month (with the highest rainfall) is May (81mm).
The driest month (with the least rainfall) is January (34mm).

Average rainfall days in December
Boreci, Slovenia

  • Average rainfall days in December: 9.9 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is October (9.5 days).

Average snowfall in December
Boreci, Slovenia

  • Average snowfall in December: 54mm

The month with the highest snowfall is January (117mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in December
Boreci, Slovenia

  • Average snowfall days in December: 4.1 days

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Boreci, Slovenia

  • Average daylight in December: 8h and 36min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in December: 5h and 24min

The month with the most sunshine is August (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in December
Boreci, Slovenia

  • Average sunshine days in December: 16.9 days

The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is May (8.3 days).

Average UV index in December
Boreci, 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
Boreci, Slovenia

  • Average cloud cover in December: 44

The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in December
Boreci, Slovenia

  • Average visibility in December: 9km

The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February and November (8km).