September 10 is generally a great time to visit Barcelona. While there is a slight chance of rain (24%), showers are usually brief. Expect comfortable 25°C weather. Barcelona is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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Barcelona Weather Forecast for September 10
"Warm & Sunny. Expect average highs of 25.3°C. 24% chance of rain."
What to Wear in Barcelona in September
Based on historical data for September 10, Barcelona typically experiences temperatures between 18.9°C and 25.3°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 Barcelona
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
25.3°C
Daytime Peak
Average Low
18.9°C
Nighttime Low
Feels Like
26.2°C
☀️ Feels accurate
Rain Chance
24%
Avg 1.4mm if it rains
Cloud Cover
49%
Overcast
Pressure
1016.3 hPa
Low volatility
Barcelona Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 83% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30 recommended
06:00 - 10:00
16:00 - 19:00
Type I-II
🔴 27 min to burn
Type III-IV
🟡 41 min to burn
Type V-VI
🟢 68 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
21°C
Humid/Sticky
Heat Stress
Low
No heat warning
🙂 Best outdoor time:
Morning hours (before 11 AM)
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
✅ Excellent Swimming Conditions
Travel & Logistics Insights
Local Calendar
Business Day
Standard hours in Spain
Flight Traffic
High
99/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~1,280
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Barcelona
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:27
☀️ Noon
12:49
🌇 Sunset
19:12
⏱️ Daylight
12h 44m
Wind Speed
15.2 km/h
Gentle breeze
Sunshine
10.2 hrs
Direct Sun (Cloud-free)
Humidity
77%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Barcelona
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Barcelona
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
Rare minor tremors. Buildings are earthquake-resistant.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Barcelona on September 10 averages 25.3°C with a 24% precipitation probability. Wedding/Outdoor Event Score: 96/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Barcelona Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
September 5
25.9°C • 20% rain
Score
98
September 9
25.3°C • 21% rain
Score
98
September 16
24.4°C • 21% rain
Score
98
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (September 10) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Barcelona Worth Visiting on September 10?
Planning a trip to Barcelona on September 10? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 25.3°C with a 24% historical precipitation risk.
✈️ Travel Logistics: Approximately 1,280 landing slots available daily during this period, indicating peak tourist activity.
💉 Health Advisory: 7 vaccinations are recommended for Spain, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 25.8°C (tropical bath). Wave conditions are generally fun waves with heights around 0.66m.
📊 Historical Extremes: The hottest September 10 recorded in the last 30 years saw temperatures hit 27.9°C in 2025, while the coldest dropped to 13.8°C in 2017.