May 9 sees frequent showers in Lucerne. Historical data shows a 42% chance of rain, so pack accordingly. Temperatures average 18°C. You'll find plenty of company in Lucerne this month as tourism activity remains quite robust.
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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 May 9
"Mild & Comfortable. Expect average highs of 17.8°C. 42% chance of snow."
What to Wear in Lucerne in May
Based on historical data for May 9, Lucerne typically experiences temperatures between 7.7°C and 17.8°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
17.8°C
Daytime Peak
Average Low
7.7°C
Nighttime Low
Feels Like
17.8°C
🌤️ Feels accurate
Snow Chance
42%
Avg 3.5mm if it snows
Snowfall
0.1 cm
~42% chance
Pressure
1015.4 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 85% 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
🔴 19 min to burn
Type III-IV
🟡 29 min to burn
Type V-VI
🟢 48 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
13.5°C
Pleasant
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Switzerland
Flight Traffic
Busy
75/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~408
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Lucerne
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:00
☀️ Noon
12:24
🌇 Sunset
19:48
⏱️ Daylight
14h 47m
Wind Speed
7.9 km/h
Light breeze
Sunshine
9.5 hrs
Direct Sun (Cloud-free)
Humidity
76%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Lucerne
Smart Flight Estimator
Airport-to-Airport Logistics
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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 May 9 averages 17.8°C with a 42% precipitation probability. Wedding/Outdoor Event Score: 80/100."
— 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
Compare Other Cities
Same date (May 9) in other destinations
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📍 Is Lucerne Worth Visiting on May 9?
Planning a trip to Lucerne on May 9? 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 17.8°C with a 42% historical precipitation risk.
✈️ Travel Logistics: Approximately 408 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 May 9 recorded in the last 30 years saw temperatures hit 23.7°C in 2021, while the coldest dropped to 3.3°C in 2019.