Ljubljana Weather in December
Slovenia · 30-year monthly averages
⚠️ Challenging time to visit
December in Ljubljana is cold, with average daytime highs around 4°C (40°F) and nighttime lows near -1°C (30°F). Expect roughly 104mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
Avg high
4°C
40°F
Avg low
-1°C
30°F
Rainfall
104mm
moderate
Rainy days
9
days with ≥1mm
☀️ About 53 hours of sunshine over the month (~2h/day).
🎒 What to pack
- warm coat
- sweaters and layers
- scarf
December vs the rest of the year
FAQ
- How hot is Ljubljana in December?
- December in Ljubljana is cold, with average daytime highs around 4°C (40°F) and nighttime lows near -1°C (30°F). Expect roughly 104mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
- Does it rain a lot in Ljubljana in December?
- Ljubljana sees around 104mm of precipitation in December on average — moderate by global standards.
- Is December a good time to visit Ljubljana?
- December is a challenging month to visit Ljubljana weather-wise — plan around the conditions.