May 1 is generally a great time to visit Barcelona. While there is a slight chance of rain (24%), showers are usually brief. Expect comfortable 19°C weather. You'll enjoy Barcelona with reasonable crowd levels and competitive accommodation options. Note: May 1 is Labour Day in Barcelona, so expect special events, closures, and festive atmosphere.
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Barcelona Weather Forecast for May 1
"Mild & Comfortable. Expect average highs of 18.8°C. 24% chance of rain."
What to Wear in Barcelona in May
Based on historical data for May 1, Barcelona typically experiences temperatures between 11.8°C and 18.8°C. We recommend packing light jacket, long pants 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
- Light Jacket
- Long Pants
Average High
18.8°C
Daytime Peak
Average Low
11.8°C
Nighttime Low
Feels Like
18.8°C
🌤️ Feels accurate
Rain Chance
24%
Avg 1.4mm if it rains
Cloud Cover
56%
Overcast
Pressure
1014.1 hPa
Medium volatility
Barcelona Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 81% 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
🔴 16 min to burn
Type III-IV
🟡 24 min to burn
Type V-VI
🟢 40 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
14.5°C
Pleasant
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Marine Conditions
Marine Life
No special warnings. Enjoy the swim!
Swim Index
❄️ Cold Water Hazard
Travel & Logistics Insights
Local Calendar
Holiday
Labour Day
Flight Traffic
Moderate
45/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~585
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Barcelona
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:50
☀️ Noon
12:49
🌇 Sunset
19:49
⏱️ Daylight
13h 58m
Wind Speed
16.8 km/h
Gentle breeze
Sunshine
10.9 hrs
Direct Sun (Cloud-free)
Humidity
76%
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
Moderate fluctuations. Some sensitivity possible.
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 May 1 averages 18.8°C with a 24% precipitation probability. Wedding/Outdoor Event Score: 94/100."
— 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
May 7
19.8°C • 15% rain
Score
100
May 5
19.7°C • 15% rain
Score
99
May 6
19.8°C • 16% rain
Score
99
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (May 1) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Barcelona Worth Visiting on May 1?
Planning a trip to Barcelona on May 1? 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 18.8°C with a 24% historical precipitation risk.
🎉 Local Event: The date coincides with Labour Day, which may influence local business hours and event availability.
✈️ Travel Logistics: Approximately 585 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 16.9°C (polar plunge). Wave conditions are generally fun waves with heights around 0.82m.
📊 Historical Extremes: The hottest May 1 recorded in the last 30 years saw temperatures hit 25.8°C in 2020, while the coldest dropped to 8°C in 2017.