December 12 is generally a great time to visit Ljubljana. While there is a slight chance of rain (22%), showers are usually brief. Expect comfortable 4°C weather. You'll find plenty of company in Ljubljana this month as tourism activity remains quite robust.
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Essential Travel Info for Ljubljana
Currency
EUR
€ Euro
Language
Slovene
Driving
Right side
Connect
As of 2025, Ljubljana has excellent 5G a...
Safety
Very High Safety
GPI: 1.316
Ljubljana Weather Forecast for December 12
"Cold & Crisp. Expect average highs of 4.4°C. 22% chance of snow."
What to Wear in Ljubljana in December
Based on historical data for December 12, Ljubljana typically experiences temperatures between -2.1°C and 4.4°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (22% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Ljubljana
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
4.4°C
Daytime Peak
Average Low
-2.1°C
Nighttime Low
Feels Like
2.5°C
❄️ Minor difference
Snow Chance
22%
Avg 1.6mm if it snows
Snowfall
0.4 cm
~22% chance
Pressure
1019.9 hPa
High volatility
Ljubljana Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 84% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
2.3°C
Dry air
Heat Stress
Low
No heat warning
😕 Best outdoor time:
Midday (11 AM - 3 PM) when warmest
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Slovenia
Flight Traffic
Busy
66/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~21
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Ljubljana
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
07:36
☀️ Noon
11:56
🌇 Sunset
16:17
⏱️ Daylight
8h 41m
Wind Speed
7.8 km/h
Light breeze
Sunshine
3.7 hrs
Direct Sun (Cloud-free)
Humidity
86%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Ljubljana
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Ljubljana
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Rapid pressure changes detected. High risk for meteosensitive people.
Weather unlikely to affect joint pain.
Fish are active due to pressure changes.
Unhealthy for sensitive groups. Consider wearing a mask outdoors.
Regional Safety Profile
Seismic Activity
Moderate seismic activity. Occasional tremors possible.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Ljubljana on December 12 averages 4.4°C with a 22% precipitation probability. Wedding/Outdoor Event Score: 35/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Ljubljana Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
December 6
5.2°C • 24% rain
Score
40
December 5
5.2°C • 25% rain
Score
39
December 7
5.3°C • 26% rain
Score
39
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (December 12) in other destinations
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📍 Is Ljubljana Worth Visiting on December 12?
Planning a trip to Ljubljana on December 12? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 4.4°C with a 22% historical precipitation risk.
✈️ Travel Logistics: Approximately 21 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 7 vaccinations are recommended for Slovenia, including COVID-19.
📊 Historical Extremes: The hottest December 12 recorded in the last 30 years saw temperatures hit 11.8°C in 2017, while the coldest dropped to -9.4°C in 2021.