August 31 is generally a great time to visit Vienna. While there is a slight chance of rain (23%), showers are usually brief. Expect comfortable 24°C weather. 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 August 31
"Mild & Comfortable. Expect average highs of 23.5°C. 23% chance of rain."
What to Wear in Vienna in August
Based on historical data for August 31, Vienna typically experiences temperatures between 14.8°C and 23.5°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (23% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Vienna
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
23.5°C
Daytime Peak
Average Low
14.8°C
Nighttime Low
Feels Like
24°C
☀️ Feels accurate
Rain Chance
23%
Avg 1.6mm if it rains
Cloud Cover
56%
Overcast
Pressure
1016.4 hPa
Medium volatility
Vienna Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ This date historically delivers consistent weather 76% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
05:00 - 10:00
16:00 - 18:00
Type I-II
🔴 22 min to burn
Type III-IV
🟡 33 min to burn
Type V-VI
🟢 55 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
17.7°C
Noticeable
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Austria
Flight Traffic
High
100/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~787
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Vienna
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:11
☀️ Noon
11:56
🌇 Sunset
18:41
⏱️ Daylight
13h 29m
Wind Speed
17.1 km/h
Gentle breeze
Sunshine
9.3 hrs
Direct Sun (Cloud-free)
Humidity
70%
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
🔴 Very Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Moderate fluctuations. Some sensitivity possible.
Weather unlikely to affect joint pain.
Moderate fish activity expected.
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 August 31 averages 23.5°C with a 23% precipitation probability. Wedding/Outdoor Event Score: 96/100."
— 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
August 24
25.7°C • 19% rain
Score
98
August 25
25.6°C • 19% rain
Score
98
August 26
25.5°C • 20% rain
Score
98
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (August 31) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Vienna Worth Visiting on August 31?
Planning a trip to Vienna on August 31? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year is characterized by pleasant mild weather averaging 23.5°C with a 23% historical precipitation risk.
✈️ Travel Logistics: Approximately 787 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 August 31 recorded in the last 30 years saw temperatures hit 32.4°C in 2024, while the coldest dropped to 12.3°C in 2016.