July 18 is statistically one of the best days of the year in Split. With minimal rain risk (7%) and pleasant highs of 30°C, it's ideal for outdoor adventures. Split is currently in its most popular travel window, meaning vibrant crowds and premium pricing.
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Essential Travel Info for Split
Currency
EUR
€ Euro
Language
Croatian
Driving
Right side
Connect
Split has good 4+G and 5G speed from Tel...
Safety
Very High Safety
GPI: 1.44
Split Weather Forecast for July 18
"Warm & Sunny. Expect average highs of 30.2°C. 7% chance of rain."
What to Wear in Split in July
Based on historical data for July 18, Split typically experiences temperatures between 21.1°C and 30.2°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (7% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Split
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
30.2°C
Daytime Peak
Average Low
21.1°C
Nighttime Low
Feels Like
32°C
🔥 Minor difference
Rain Chance
7%
Avg 0.2mm if it rains
Cloud Cover
18%
Clear sky
Pressure
1013.5 hPa
Low volatility
Split Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
🎯 This date historically delivers consistent weather 88% of the time. Safe to plan outdoor activities with confidence.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 30+ required, seek shade
04:00 - 10:00
16:00 - 19:00
Type I-II
🔴 11 min to burn
Type III-IV
🟡 17 min to burn
Type V-VI
🟢 28 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
19.8°C
Noticeable
Heat Index
32°C
Feels hotter
🙂 Best outdoor time:
Early morning (6-9 AM) or evening (after 6 PM)
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 Croatia
Flight Traffic
High
100/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~85
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Split
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
04:30
☀️ Noon
12:01
🌇 Sunset
19:32
⏱️ Daylight
15h 2m
Wind Speed
16.3 km/h
Gentle breeze
Sunshine
13.6 hrs
Direct Sun (Cloud-free)
Humidity
54%
Comfortable
Travel Intelligence
Exclusive flight analytics & health data for Split
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Split
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
Moderate seismic activity. Occasional tremors possible.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Split on July 18 averages 30.2°C with a 7% precipitation probability. Wedding/Outdoor Event Score: 100/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Split Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Compare Other Cities
Same date (July 18) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Split Worth Visiting on July 18?
Planning a trip to Split on July 18? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 30.2°C with a 7% historical precipitation risk.
✈️ Travel Logistics: Approximately 85 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 26.3°C (tropical bath). Wave conditions are generally lake-like with heights around 0.26m.
📊 Historical Extremes: The hottest July 18 recorded in the last 30 years saw temperatures hit 36.6°C in 2024, while the coldest dropped to 17.5°C in 2025.