December 15 is statistically one of the best days of the year in Vienna. With minimal rain risk (11%) and pleasant highs of 4°C, it's ideal for outdoor adventures. Vienna is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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Essential Travel Info for Vienna
Currency
EUR
€ Euro
Language
German
Driving
Right side
Connect
As of Sep 2025, the entire city and its ...
Safety
Very High Safety
GPI: 1.3
Vienna Weather Forecast for December 15
"Cold & Crisp. Expect average highs of 4.1°C. 11% chance of snow."
What to Wear in Vienna in December
Based on historical data for December 15, Vienna typically experiences temperatures between -0.7°C and 4.1°C. We recommend packing heavy coat, scarf, gloves to stay comfortable. Trends suggest it will stay mostly dry (11% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Vienna
Smart Suitcase
- Heavy Coat
- Scarf
- Gloves
Average High
4.1°C
Daytime Peak
Average Low
-0.7°C
Nighttime Low
Feels Like
0.3°C
❄️ Slightly colder
Snow Chance
11%
Avg 0.5mm if it snows
Snowfall
0.2 cm
~11% chance
Pressure
1021.1 hPa
High volatility
Vienna Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 88% 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
1.5°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 Austria
Flight Traffic
High
86/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~679
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Vienna
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
07:39
☀️ Noon
11:50
🌇 Sunset
16:02
⏱️ Daylight
8h 22m
Wind Speed
17.5 km/h
Gentle breeze
Sunshine
3.5 hrs
Direct Sun (Cloud-free)
Humidity
83%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Vienna
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Vienna
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.
Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.
Regional Safety Profile
Seismic Activity
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Vienna on December 15 averages 4.1°C with a 11% precipitation probability. Wedding/Outdoor Event Score: 41/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Vienna Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
December 16
4.1°C • 8% rain
Score
42
December 17
4.1°C • 10% rain
Score
42
December 18
4.1°C • 9% rain
Score
42
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (December 15) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Vienna Worth Visiting on December 15?
Planning a trip to Vienna on December 15? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year offers a bracing seasonal atmosphere averaging 4.1°C with a 11% historical precipitation risk.
✈️ Travel Logistics: Approximately 679 landing slots available daily during this period, indicating peak tourist activity.
💉 Health Advisory: 6 vaccinations are recommended for Austria, including COVID-19.
📊 Historical Extremes: The hottest December 15 recorded in the last 30 years saw temperatures hit 9.3°C in 2019, while the coldest dropped to -1.9°C in 2016.