December weather forecastTrebeše, Slovenia

December

Weather in December

December, the first month of the winter in Trebeše, is still a chilly month, with an average temperature varying between 7.9°C (46.2°F) and 3.1°C (37.6°F).

Temperature

With the beginning of December, the average high-temperature shows a small decrease, transitioning from a fresh 12.1°C (53.8°F) in November to a frosty 7.9°C (46.2°F). A mild drop to an average of 3.1°C (37.6°F) marks the nights during December.

Humidity

The average relative humidity in December is 79%.

Rainfall

In December, the rain falls for 14.2 days. Throughout December, 93mm (3.66") of precipitation is accumulated. Throughout the year, there are 183.9 rainfall days, and 1093mm (43.03") of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 1.1 snowfall days, it receives 10mm (0.39") of snow. In Trebeše, during the entire year, snow falls for 4.2 days and aggregates up to 34mm (1.34") of snow.

Daylight

The month with the shortest days in Trebeše is December, with an average of 8h and 48min of daylight.
On the first day of the month, sunrise is at 07:24 and sunset at 16:22. On the last day of December, sunrise is at 07:44 and sunset at 16:31 CET.

Sunshine

In December, the average sunshine in Trebeše, Slovenia, is 4.9h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.

Frequently asked questions

In December, in Trebeše, the average high-temperature is 7.9°C (46.2°F), and the average low-temperature is 3.1°C (37.6°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 29°C (84.2°F).

In December, the average relative humidity is 79%.

In December, the rain falls for 14.2 days. Throughout December, 93mm (3.66") of precipitation is accumulated.

December is the first month it typically snows in Trebeše, Slovenia. Throughout December, in the average 1.1 snowfall days, it receives 10mm (0.39") of snow.

The month with the shortest days in Trebeše is December, with an average of 8h and 48min of daylight.

In December, the average day length is 8h and 47min.

In December, on the first day of the month, sunrise is at 07:24 and sunset at 16:22. On the last day of the month, sunrise is at 07:44 and sunset at 16:31 CET.

In Trebeše, Slovenia, the average sunshine duration in December is 4.9h.

The months with the lowest UV index in Trebeše are January and December, with an average maximum UV index of 2.

In Trebeše, Slovenia, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
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
Trebeše, Slovenia

  • Average high temperature in December: 7.9°C

The warmest month (with the highest average high temperature) is August (27.3°C).
The month with the lowest average high temperature is January (6.4°C).

  • Average low temperature in December: 3.1°C

The month with the highest average low temperature is August (18.8°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).

Average pressure in December
Trebeše, Slovenia

  • 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 May, June and July (1014.6mbar).

Average wind speed in December
Trebeše, Slovenia

  • Average wind speed in December: 9.6km/h

The windiest month (with the highest average wind speed) is February (12.5km/h).
The calmest months (with the lowest average wind speed) are July and August (8.9km/h).

Average humidity in December
Trebeše, Slovenia

  • Average humidity in December: 79%

The month with the highest relative humidity is November (81%).
The months with the lowest relative humidity are July and August (68%).

Average rainfall in December
Trebeše, Slovenia

  • Average rainfall in December: 93mm

The wettest month (with the highest rainfall) is November (144mm).
The driest month (with the least rainfall) is January (64mm).

Average rainfall days in December
Trebeše, Slovenia

  • Average rainfall days in December: 14.2 days

The month with the highest number of rainy days is May (21.2 days).
The month with the least rainy days is August (12.6 days).

Average snowfall in December
Trebeše, Slovenia

  • Average snowfall in December: 10mm

The month with the highest snowfall is February (11mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December
Trebeše, Slovenia

  • Average snowfall days in December: 1.1 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 and October (0 days).

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

  • Average daylight in December: 8h and 48min

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

  • Average sunshine in December: 4h and 54min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Trebeše, Slovenia

  • Average sunshine days in December: 14 days

The month with the most sunshine days is October (15.3 days).
The month with the least sunshine days is May (6.6 days).

Average UV index in December
Trebeše, Slovenia

  • Average UV index in December: 2

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

Average cloud cover in December
Trebeše, Slovenia

  • Average cloud cover in December: 45

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 19).

Average visibility in December
Trebeše, 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).