June 20 is statistically one of the best days of the year in Barcelona. With minimal rain risk (9%) and pleasant highs of 26°C, it's ideal for outdoor adventures. You'll enjoy Barcelona with reasonable crowd levels and competitive accommodation options.
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Essential Travel Info for Barcelona
Currency
EUR
€ Euro
Language
Spanish
+3 more
Driving
Right side
Connect
Barcelona has 5G from all Spanish carrie...
Safety
High Safety
GPI: 1.603
Barcelona Weather Forecast for June 20
"Warm & Sunny. Expect average highs of 26.1°C. 9% chance of rain."
What to Wear in Barcelona in June
Based on historical data for June 20, Barcelona typically experiences temperatures between 18.8°C and 26.1°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (9% 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
26.1°C
Daytime Peak
Average Low
18.8°C
Nighttime Low
Feels Like
27.1°C
☀️ Minor difference
Rain Chance
9%
Avg 0.2mm if it rains
Cloud Cover
35%
Overcast
Pressure
1016.2 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 93% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30+ required, seek shade
05:00 - 10:00
16:00 - 20:00
Type I-II
🔴 12 min to burn
Type III-IV
🟡 18 min to burn
Type V-VI
🟢 30 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
20.9°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
Moderate
56/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~726
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Barcelona
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:19
☀️ Noon
12:54
🌇 Sunset
20:29
⏱️ Daylight
15h 10m
Wind Speed
16.4 km/h
Gentle breeze
Sunshine
13.3 hrs
Direct Sun (Cloud-free)
Humidity
73%
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
🔴 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 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 June 20 averages 26.1°C with a 9% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— 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
Compare Other Cities
Same date (June 20) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Barcelona Worth Visiting on June 20?
Planning a trip to Barcelona on June 20? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 26.1°C with a 9% historical precipitation risk.
✈️ Travel Logistics: Approximately 726 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 23.1°C (swimming pool). Wave conditions are generally fun waves with heights around 0.87m.
📊 Historical Extremes: The hottest June 20 recorded in the last 30 years saw temperatures hit 32.4°C in 2025, while the coldest dropped to 14.7°C in 2016.