Slovenia weather in December
Thinking about venturing to Slovenia this December and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:
What is the weather like in Slovenia in December?
December in Slovenia generally has cold temperatures, with precipitation levels ranging from moderate to high. During December, winter is in full swing.
The average maximum temperatures are cold and range from 2°C in Podkoren to 11°C in Piran. Nighttime temperatures generally drop to 7°C in Piran and -5°C in Podkoren.
In December, precipitation varies across different areas. From moderate snow/rainfall in Šalovci with an average of 51 mm to high snow/rainfall in Ilirska Bistrica with 151 mm. Most areas see fewer sunny days, with a projection of about 57 hours of sunshine in Ljubljana. This reduced sunlight makes it ideal for those who prefer dimmer, overcast conditions over bright sunny days.
For a closer look at December's conditions in Slovenia, see the map below. For a more detailed look at Slovenia's yearly weather, check out our Slovenia climate page.
Where to go in Slovenia in December
perfect weather
pleasant
tolerable
unpleasant
poor
Popular destinations in Slovenia
What is the weather like in December for the 5 most popular destinations in Slovenia?
Average weather in Ljubljana
In December Ljubljana generally has low temperatures with maximum daytime temperatures around 5°C, minimum nighttime temperatures around -2°C and moderate monthly snow/rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly snow/rainfall
Snow/rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Average weather in Bled
In December Bled generally has low temperatures with maximum daytime temperatures around 3°C, minimum nighttime temperatures around -4°C and moderate monthly snow/rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly snow/rainfall
Snow/rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Average weather in Portorož
In December Portorož generally has low temperatures with maximum daytime temperatures around 11°C, minimum nighttime temperatures around 6°C and high monthly rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly rainfall
Rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Average weather in Kranjska Gora
In December Kranjska Gora generally has low temperatures with maximum daytime temperatures around 2°C, minimum nighttime temperatures around -5°C and high monthly snow/rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly snow/rainfall
Snow/rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Average weather in Bohinj
In December Bohinj generally has low temperatures with maximum daytime temperatures around 4°C, minimum nighttime temperatures around -4°C and high monthly snow/rainfall. So on average the conditions are poor that month.
Max temperature
Max temp
Min temperature
Min temp
Monthly sun hours
Sun hours
Monthly snow/rainfall
Snow/rainfall
Monthly rainy days
Rainy days
Weather conditions
Weather
Is your destination not in the list? Have a look at other destinations in Slovenia.
Is December the best time to visit Slovenia?
In our opinion, December may not be the ideal time to visit Slovenia due to the typically poor weather in Ljubljana.
Generally speaking, May, June, July, August and September provide pleasant weather in Ljubljana. The weather in January, February, November and December, on the other hand, tends to be poor.
Interested in more climate information?
We have much more information about the climate in Slovenia.
Interested in the weather conditions in a specific month? Select the month below.
Weather and climate has detailed information for every country in the world. Are you going to Slovenia? Get detailed historical weather averages for many cities in Slovenia.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.