September 3 is generally a great time to visit Dubrovnik. While there is a slight chance of rain (18%), showers are usually brief. Expect comfortable 26°C weather. Moderate travel demand makes this an excellent time for a balanced Dubrovnik experience.
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Essential Travel Info for Dubrovnik
Currency
EUR
€ Euro
Language
Croatian
Driving
Right side
Connect
Dubrovnik has 4G from all Croatian carri...
Safety
Very High Safety
GPI: 1.44
Dubrovnik Weather Forecast for September 3
"Warm & Sunny. Expect average highs of 26.3°C. 18% chance of rain."
What to Wear in Dubrovnik in September
Based on historical data for September 3, Dubrovnik typically experiences temperatures between 19.1°C and 26.3°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (18% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Dubrovnik
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
26.3°C
Daytime Peak
Average Low
19.1°C
Nighttime Low
Feels Like
27.2°C
☀️ Feels accurate
Rain Chance
18%
Avg 1.8mm if it rains
Cloud Cover
34%
Overcast
Pressure
1014.6 hPa
Low volatility
Dubrovnik Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 96% 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
🔴 24 min to burn
Type III-IV
🟡 36 min to burn
Type V-VI
🟢 60 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
20.4°C
Humid/Sticky
Heat Stress
Low
No heat warning
🙂 Best outdoor time:
Any time during daylight hours
Marine Conditions
Jellyfish Warning
High water temps may attract jellyfish swarms.
Swim Index
✅ Excellent Swimming Conditions
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Croatia
Flight Traffic
Moderate
54/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~35
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Dubrovnik
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:15
☀️ Noon
11:48
🌇 Sunset
18:21
⏱️ Daylight
13h 5m
Wind Speed
11.4 km/h
Light breeze
Sunshine
11.2 hrs
Direct Sun (Cloud-free)
Humidity
70%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Dubrovnik
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 Dubrovnik
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 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 excellent. Perfect for outdoor activities.
Regional Safety Profile
Seismic Activity
Moderate seismic activity. Occasional tremors possible.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Dubrovnik on September 3 averages 26.3°C with a 18% precipitation probability. Wedding/Outdoor Event Score: 99/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Dubrovnik Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (September 3) in other destinations
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📍 Is Dubrovnik Worth Visiting on September 3?
Planning a trip to Dubrovnik on September 3? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 26.3°C with a 18% historical precipitation risk.
✈️ Travel Logistics: Approximately 35 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 7 vaccinations are recommended for Croatia, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 26.2°C (tropical bath). Wave conditions are generally lake-like with heights around 0.41m.
📊 Historical Extremes: The hottest September 3 recorded in the last 30 years saw temperatures hit 31.1°C in 2024, while the coldest dropped to 17.1°C in 2017.