September 11 sees frequent showers in Lucerne. Historical data shows a 42% chance of rain, so pack accordingly. Temperatures average 21°C. As it's peak season for Lucerne, we recommend booking your stay well in advance to secure the best rates. Note: September 11 is Geneva Prayday in Lucerne, so expect special events, closures, and festive atmosphere.
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Essential Travel Info for Lucerne
Currency
CHF
Fr. Swiss franc
Language
French
+3 more
Driving
Right side
Connect
As of June 2022, Lucerne has 5G from all...
Safety
Very High Safety
GPI: 1.357
Lucerne Weather Forecast for September 11
"Mild & Comfortable. Expect average highs of 20.6°C. 42% chance of rain."
What to Wear in Lucerne in September
Based on historical data for September 11, Lucerne typically experiences temperatures between 12.9°C and 20.6°C. We recommend packing light jacket, long pants, umbrella to stay comfortable. With a 42% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Lucerne
Smart Suitcase
- Light Jacket
- Long Pants
- Umbrella
Average High
20.6°C
Daytime Peak
Average Low
12.9°C
Nighttime Low
Feels Like
20.7°C
☀️ Feels accurate
Rain Chance
42%
Avg 3.9mm if it rains
Cloud Cover
59%
Overcast
Pressure
1017.5 hPa
Medium volatility
Lucerne Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 93% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 32 min to burn
Type III-IV
🟡 48 min to burn
Type V-VI
🟢 80 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
16.8°C
Noticeable
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Holiday
Geneva Prayday
Flight Traffic
High
100/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~545
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Lucerne
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:00
☀️ Noon
12:24
🌇 Sunset
18:49
⏱️ Daylight
12h 49m
Wind Speed
7.1 km/h
Light breeze
Sunshine
9.5 hrs
Direct Sun (Cloud-free)
Humidity
79%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Lucerne
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 Lucerne
Travel Comfort Index
Real-time tourism conditions
Weather Quality
⛅ Good
Tourist Crowds
🟡 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, Lucerne on September 11 averages 20.6°C with a 42% precipitation probability. Wedding/Outdoor Event Score: 89/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Lucerne Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
September 4
21.3°C • 34% rain
Score
93
September 5
21.4°C • 34% rain
Score
93
September 6
21.4°C • 33% rain
Score
93
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (September 11) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Lucerne Worth Visiting on September 11?
Planning a trip to Lucerne on September 11? 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 20.6°C with a 42% historical precipitation risk.
🎉 Local Event: The date coincides with Geneva Prayday, which may influence local business hours and event availability.
✈️ Travel Logistics: Approximately 545 landing slots available daily during this period, indicating peak tourist activity.
💉 Health Advisory: 7 vaccinations are recommended for Switzerland, including COVID-19.
📊 Historical Extremes: The hottest September 11 recorded in the last 30 years saw temperatures hit 28.3°C in 2023, while the coldest dropped to 9.6°C in 2024.