August 18 is generally a great time to visit Stuttgart. While there is a slight chance of rain (24%), showers are usually brief. Expect comfortable 25°C weather. As it's peak season for Stuttgart, we recommend booking your stay well in advance to secure the best rates.
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Essential Travel Info for Stuttgart
Currency
EUR
€ Euro
Language
German
Driving
Right side
Connect
The main telecommunications provider in ...
Safety
Very High Safety
GPI: 1.462
Stuttgart Weather Forecast for August 18
"Mild & Comfortable. Expect average highs of 25°C. 24% chance of rain."
What to Wear in Stuttgart in August
Based on historical data for August 18, Stuttgart typically experiences temperatures between 15.4°C and 25°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (24% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Stuttgart
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
25°C
Daytime Peak
Average Low
15.4°C
Nighttime Low
Feels Like
25.7°C
☀️ Feels accurate
Rain Chance
24%
Avg 1.2mm if it rains
Cloud Cover
55%
Overcast
Pressure
1016 hPa
Low volatility
Stuttgart Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ This date historically delivers consistent weather 77% 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 - 19:00
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
19.4°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 Germany
Flight Traffic
High
92/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~133
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Stuttgart
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:21
☀️ Noon
12:28
🌇 Sunset
19:35
⏱️ Daylight
14h 14m
Wind Speed
11.2 km/h
Light breeze
Sunshine
10.7 hrs
Direct Sun (Cloud-free)
Humidity
71%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Stuttgart
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
Add your home location in settings to see airport details.
Travel Health & Safety in Stuttgart
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🔴 Very Busy
Price Level
💰💰💰 Expensive
Health & Wellbeing
Meteo-Health Forecast
Stable conditions. Low risk of headaches.
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, Stuttgart on August 18 averages 25°C with a 24% precipitation probability. Wedding/Outdoor Event Score: 97/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Stuttgart Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
August 11
25.5°C • 20% rain
Score
99
August 22
24.6°C • 19% rain
Score
99
August 12
25.6°C • 21% rain
Score
98
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (August 18) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Stuttgart Worth Visiting on August 18?
Planning a trip to Stuttgart on August 18? 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 25°C with a 24% historical precipitation risk.
✈️ Travel Logistics: Approximately 133 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 8 vaccinations are recommended for Germany, including COVID-19.
📊 Historical Extremes: The hottest August 18 recorded in the last 30 years saw temperatures hit 31.1°C in 2019, while the coldest dropped to 13.1°C in 2025.