Slovenia

Slovenia Weather in December

Average temperatures, rainfall, sunshine and the best places to visit in Slovenia in December.

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Ljubljana Bled Portorož Kranjska Gora

Planning a journey to Slovenia this December and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What to Expect 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.

Temperatures

The average maximum temperatures are cold and range from 2°C (36°F) in Podkoren to 11°C (52°F) in Piran. Nighttime temperatures generally drop to 7°C (45°F) in Piran and -5°C (23°F) in Podkoren.

To learn more about the conditions in specific areas of Slovenia, check out the map below.

Precipitation

In December, precipitation varies across different areas. From moderate snow/rainfall in Šalovci with an average of 51 mm (2 in) to high snow/rainfall in Ilirska Bistrica with 151 mm (5.9 in).

Average sunshine

Sunshine is quite limited in many locations during December. Ljubljana receives roughly 57 hours of sunlight. For destinations with more sunshine, our weather planner offers alternatives worldwide.

Explore Slovenia by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Best Places to Visit in Slovenia in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Slovenia.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Slovenia

What is the weather like in December for some of the most popular destinations in Slovenia?

Temperature range in Slovenia (December)

Precipitation variation in Slovenia (December)

Ljubljana

In December Ljubljana generally has low temperatures with maximum daytime temperatures around 5°C (41°F), minimum nighttime temperatures around -2°C (28°F) and moderate monthly snow/rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
10°C (50°F)
5°C (41°F)
5°C (41°F)
Min temperature
3°C (37°F)
-2°C (28°F)
-2°C (28°F)
Monthly sun hours
65 hours
57 hours
72 hours
Monthly snow/rainfall
125 mm (4.9 in)
92 mm (3.6 in)
63 mm (2.5 in)
Monthly rainy days
13 days
13 days
13 days
Weather conditions
poor
poor
poor
Climate in Ljubljana →

Bled

In December Bled generally has low temperatures with maximum daytime temperatures around 3°C (37°F), minimum nighttime temperatures around -4°C (25°F) and moderate monthly snow/rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
8°C (46°F)
3°C (37°F)
3°C (37°F)
Min temperature
1°C (34°F)
-4°C (25°F)
-5°C (23°F)
Monthly sun hours
75 hours
63 hours
91 hours
Monthly snow/rainfall
144 mm (5.7 in)
98 mm (3.9 in)
66 mm (2.6 in)
Monthly rainy days
14 days
12 days
12 days
Weather conditions
poor
poor
poor
Climate in Bled →

Portorož

In December Portorož generally has low temperatures with maximum daytime temperatures around 11°C (52°F), minimum nighttime temperatures around 6°C (43°F) and high monthly rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
15°C (59°F)
11°C (52°F)
9°C (48°F)
Min temperature
10°C (50°F)
6°C (43°F)
5°C (41°F)
Monthly sun hours
110 hours
95 hours
102 hours
Monthly rainfall
177 mm (7 in)
119 mm (4.7 in)
84 mm (3.3 in)
Monthly rainy days
13 days
12 days
12 days
Weather conditions
unpleasant
poor
poor
Climate in Portorož →

Kranjska Gora

In December Kranjska Gora generally has low temperatures with maximum daytime temperatures around 2°C (36°F), minimum nighttime temperatures around -5°C (23°F) and high monthly snow/rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
7°C (45°F)
2°C (36°F)
2°C (36°F)
Min temperature
0°C (32°F)
-5°C (23°F)
-6°C (21°F)
Monthly sun hours
92 hours
45 hours
57 hours
Monthly snow/rainfall
155 mm (6.1 in)
103 mm (4.1 in)
69 mm (2.7 in)
Monthly rainy days
14 days
13 days
13 days
Weather conditions
poor
poor
poor
Climate in Kranjska Gora →

Bohinj

In December Bohinj generally has low temperatures with maximum daytime temperatures around 4°C (39°F), minimum nighttime temperatures around -4°C (25°F) and high monthly snow/rainfall. So on average the conditions are poor that month.

« November
December
January »
November
December
January
Max temperature
8°C (46°F)
4°C (39°F)
3°C (37°F)
Min temperature
1°C (34°F)
-4°C (25°F)
-5°C (23°F)
Monthly sun hours
75 hours
63 hours
91 hours
Monthly snow/rainfall
178 mm (7 in)
119 mm (4.7 in)
82 mm (3.2 in)
Monthly rainy days
14 days
13 days
12 days
Weather conditions
poor
poor
poor
Climate in Bohinj →

Is your destination not in the list? Have a look at all destinations in Slovenia.

Popular cities in December

Day & night temperatures, rainfall and average weather in Slovenia in December.

City Weather Day temp Night temp Rainfall
Ljubljana 5°C (41°F) -2°C (28°F) 92 mm (3.6 in)
Bled 3°C (37°F) -4°C (25°F) 98 mm (3.9 in)
Portorož 11°C (52°F) 6°C (43°F) 119 mm (4.7 in)
Kranjska Gora 2°C (36°F) -5°C (23°F) 103 mm (4.1 in)
Moravske-Toplice 5°C (41°F) -2°C (28°F) 54 mm (2.1 in)
Koper 10°C (50°F) 4°C (39°F) 120 mm (4.7 in)

Slovenia weather in December: frequently asked questions

What is the weather like in Slovenia in December?

In December, Slovenia generally has poor weather conditions. Ljubljana sees daytime temperatures near 5°C (41°F), with nights cooling to roughly -2°C (28°F).

What is the average temperature in Slovenia in December?

Average temperatures in Slovenia during December range from a nighttime low near -2°C (28°F) to a daytime high around 5°C (41°F) in Ljubljana.

Does Slovenia get a lot of snow/rain in December?

December is on the drier side in Slovenia. Ljubljana averages only about 92 mm (3.6 in), with most days staying dry.

Is December a Good 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.

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 travel conditions. Find out where to go with our weather planner.

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