Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The onset of December brings a small change in high-temperatures, falling from a frosty 9.9°C (49.8°F) in November to a wintry 4.9°C (40.8°F). Throughout December, the temperature in Trebelno falls to an average low of -1.1°C (30°F).Humidity
The average relative humidity in December in Trebelno is 86%.Rainfall
In December, the rain falls for 11 days. Throughout December, 55mm (2.17") of precipitation is accumulated. Throughout the year, there are 159.5 rainfall days, and 752mm (29.61") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Trebelno, Slovenia, in December, during 5.4 snowfall days, 129mm (5.08") of snow is typically accumulated. In Trebelno, during the entire year, snow falls for 28.3 days and aggregates up to 575mm (22.64") of snow.Daylight
With an average of 8h and 42min of daylight, December has the shortest days of the year.On the first day of December in Trebelno, sunrise is at 07:20 and sunset at 16:16. On the last day of the month, sunrise is at 07:40 and sunset at 16:24 CET.
Sunshine
In December, the average sunshine is 5.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Trebelno. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: In December, a regular UV index of 2 translates into these guidelines:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
How cold is December in Trebelno?
What is the average humidity in December in Trebelno?
How many days does it rain in December in Trebelno?
How many days does it snow in December in Trebelno?
What is the month with the shortest days in Trebelno?
What is the average length of the day in December in Trebelno?
What time are sunrise and sunset in December in Trebelno?
How many hours of sunshine does Trebelno have in December?
What is the month with the lowest UV index in Trebelno?
What is the UV index reading in December in Trebelno?
Average temperature in December
Trebelno, Slovenia
- Average high temperature in December: 4.9°C
The warmest month (with the highest average high temperature) is August (26.3°C).
The month with the lowest average high temperature is January (3.2°C).
- Average low temperature in December: -1.1°C
The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-2.8°C).
Average pressure in December
Trebelno, Slovenia
- Average pressure in December: 1020.2mbar
The month with the highest atmospheric pressure is December (1020.2mbar).
The months with the lowest atmospheric pressure are May and June (1014.8mbar).
Average wind speed in December
Trebelno, Slovenia
- Average wind speed in December: 6.3km/h
The windiest month (with the highest average wind speed) is March (8.2km/h).
The calmest month (with the lowest average wind speed) is August (5.6km/h).
Average humidity in December
Trebelno, Slovenia
- Average humidity in December: 86%
The months with the highest relative humidity are January and November (88%).
The month with the lowest relative humidity is August (74%).
Average rainfall in December
Trebelno, Slovenia
- Average rainfall in December: 55mm
The wettest month (with the highest rainfall) is May (106mm).
The driest month (with the least rainfall) is January (42mm).
Average rainfall days in December
Trebelno, Slovenia
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is February (9.7 days).
Average snowfall in December
Trebelno, Slovenia
- Average snowfall in December: 129mm
The month with the highest snowfall is February (154mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Trebelno, Slovenia
- Average snowfall days in December: 5.4 days
The month with the highest number of snowfall days is January (9 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
Trebelno, Slovenia
- Average daylight in December: 8h and 4min
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 42min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in December
Trebelno, Slovenia
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (8.3 days).
Average UV index in December
Trebelno, Slovenia
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Trebelno, Slovenia
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
Trebelno, Slovenia
- Average visibility in December: 8km
The months with the highest visibility are April, June, July and August (9km).
The months with the lowest visibility are January, February, October and November (7km).
Trebelno, Slovenia
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