December weather forecastGradac, Slovenia
December weather forecast for Gradac, Slovenia: In Gradac, in December, snow falls for 5.4 days, with typically accumulated 129mm (5.08") of snow. The month with the shortest days in Gradac is December, with an average of 8h and 48min of daylight.
December
Weather in December
The first month of the winter, December, is also an icy month in Gradac, Slovenia, with an average temperature ranging between max 4.9°C (40.8°F) and min -1.1°C (30°F).Temperature
A moderate decline in the average high-temperature is seen during December, decreasing from a chilly 9.9°C (49.8°F) in November to a wintry 4.9°C (40.8°F). An average minimum temperature of -1.1°C (30°F) marks the month of December.Humidity
In Gradac, the average relative humidity in December is 86%.Rainfall
In Gradac, in December, during 11 rainfall days, 55mm (2.17") of precipitation is typically accumulated. Throughout the year, there are 159.5 rainfall days, and 752mm (29.61") of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Gradac, in December, snow falls for 5.4 days, with typically accumulated 129mm (5.08") of snow. Throughout the year, there are 28.3 snowfall days, and 575mm (22.64") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 48min of daylight.On the first day of December, sunrise is at 07:19 and sunset at 16:16. On the last day of the month, sunrise is at 07:39 and sunset at 16:25 CET.
Sunshine
In Gradac, the average sunshine in December 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. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: In December, a daily UV index of 2 turns into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Gradac, 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
Gradac, 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
Gradac, 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
Gradac, 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
Gradac, 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
Gradac, 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
Gradac, 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
Gradac, 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
Gradac, 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: 5h and 12min
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
Gradac, 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
Gradac, 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
Gradac, 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
Gradac, 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).





