September 17 is statistically one of the best days of the year in Ibiza. With minimal rain risk (14%) and pleasant highs of 27°C, it's ideal for outdoor adventures. You'll find plenty of company in Ibiza this month as tourism activity remains quite robust.
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Essential Travel Info for Ibiza
Currency
EUR
€ Euro
Language
Spanish
+3 more
Driving
Right side
Safety
High Safety
GPI: 1.603
Ibiza Weather Forecast for September 17
"Warm & Sunny. Expect average highs of 27.1°C. 14% chance of rain."
What to Wear in Ibiza in September
Based on historical data for September 17, Ibiza typically experiences temperatures between 21.2°C and 27.1°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (14% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Ibiza
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
27.1°C
Daytime Peak
Average Low
21.2°C
Nighttime Low
Feels Like
28.9°C
🔥 Minor difference
Rain Chance
14%
Avg 0.5mm if it rains
Cloud Cover
41%
Overcast
Pressure
1015.6 hPa
Low volatility
Ibiza Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 100% 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
🔴 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
20.9°C
Humid/Sticky
Heat Index
28.9°C
Feels hotter
🙂 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 Spain
Flight Traffic
Busy
78/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~228
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Ibiza
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:38
☀️ Noon
12:50
🌇 Sunset
19:02
⏱️ Daylight
12h 23m
Wind Speed
20 km/h
Moderate wind
Sunshine
10.6 hrs
Direct Sun (Cloud-free)
Humidity
69%
Slightly humid
Travel Intelligence
Exclusive flight analytics & health data for Ibiza
Smart Flight Estimator
Airport-to-Airport Logistics
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Add your home location in settings to see airport details.
Travel Health & Safety in Ibiza
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
Zero seismic activity detected in 30 years.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Ibiza on September 17 averages 27.1°C with a 14% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Ibiza Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (September 17) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Ibiza Worth Visiting on September 17?
Planning a trip to Ibiza on September 17? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 27.1°C with a 14% historical precipitation risk.
✈️ Travel Logistics: Approximately 228 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 7 vaccinations are recommended for Spain, including COVID-19.
🌊 Coastal Conditions: Water temperature averages 26.5°C (tropical bath). Wave conditions are generally fun waves with heights around 0.66m.
📊 Historical Extremes: The hottest September 17 recorded in the last 30 years saw temperatures hit 30.2°C in 2023, while the coldest dropped to 16.3°C in 2017.