Weather in Ljubljana in December
Ljubljana, Slovenia averages a high of 4.5°C (40.1°F) and low of -1.9°C (28.6°F) in December, with 9 rain days and 4.2 hours of daily sunshine. Travel score: 42.6/100 (Mixed). The best time to visit Ljubljana is July.
High
5°C40°F
Low
-2°C29°F
🌧️
9
rain days
☀️
4.2
hrs/day sunshine
💧
86%
humidity
43— Mixed
December in Ljubljana is cold and occasionally wet — bring heavy winter clothing.
What are the average temperatures in Ljubljana?
How much does it rain in Ljubljana in December?
Ljubljana receives an average of 90.9mm of rainfall across 9 rainy days in December. The annual total is 1155.2mm.
What should I pack for Ljubljana in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Heavy winter coat
Cold weather with highs around 5°C
🩳
Thermal base layers
Stay warm in freezing temperatures
🧤
Warm gloves
Cold nights around -2°C
🧣
Warm scarf
Protect against cold winds
🎉Visiting Slovenia in December?
Don't miss any public holidays — check before you book!
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Data based on 1994–2024 averages · Last updated: 2024-12-31