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
December
Weather in December
Temperature
In December, the average high-temperature marginally drops from a fresh 11.9°C (53.4°F) in November to a chilly 7.6°C (45.7°F). Slope's nighttime temperatures in December reveal a minimal variation from the daytime highs, averaging at an icy 2.9°C (37.2°F).Humidity
In December, the average relative humidity is 79%.Rainfall
In Slope, in December, during 12.2 rainfall days, 81mm (3.19") of precipitation is typically accumulated. Throughout the year, there are 177.5 rainfall days, and 1031mm (40.59") 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 0.7 snowfall days, it receives 9mm (0.35") of snow. In Slope, during the entire year, snow falls for 3.5 days and aggregates up to 39mm (1.54") of snow.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year in Slope, Slovenia.On the first day of the month, sunrise is at 07:24 and sunset at 16:21. On the last day of December, sunrise is at 07:44 and sunset at 16:30 CET.
Sunshine
In December, the average sunshine in Slope is 5.1h.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 2 in December translates into this advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Slope?
What is the average humidity in December in Slope?
How many days does it rain in December in Slope?
When does it start snowing in Slope?
What is the month with the shortest days in Slope?
What is the average length of the day in December in Slope?
When are sunrise and sunset in December in Slope?
How many hours of sunshine does Slope have in December?
When is the lowest UV index in Slope?
What is the UV index intensity in December in Slope?
Average temperature in December
Slope, 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
Slope, 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
Slope, 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
Slope, 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
Slope, 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
Slope, 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
Slope, 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
Slope, 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
Slope, Slovenia
- Average daylight in December: 8h and 5min
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 1min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 4h and 54min).
Average sunshine days in December
Slope, 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
Slope, 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
Slope, 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
Slope, 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).
