April 21 is generally a great time to visit Split. While there is a slight chance of rain (26%), showers are usually brief. Expect comfortable 18°C weather. Lower tourist interest in Split right now translates to better deals and a more local feel. Note: April 21 is Easter Monday in Split, so expect special events, closures, and festive atmosphere.
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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 April 21
"Mild & Comfortable. Expect average highs of 18.1°C. 26% chance of rain."
What to Wear in Split in April
Based on historical data for April 21, Split typically experiences temperatures between 10°C and 18.1°C. We recommend packing light jacket, long pants to stay comfortable. With a 26% chance of rain, keeping a raincoat or umbrella handy is a smart move.
Complete Packing Guide
Weekly breakdown & essential items for Split
Smart Suitcase
- Light Jacket
- Long Pants
Average High
18.1°C
Daytime Peak
Average Low
10°C
Nighttime Low
Feels Like
18.1°C
🌤️ Feels accurate
Rain Chance
26%
Avg 1.9mm if it rains
Cloud Cover
49%
Overcast
Pressure
1013.6 hPa
Medium volatility
Split 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 recommended
05:00 - 10:00
16:00 - 18:00
Type I-II
🔴 19 min to burn
Type III-IV
🟡 29 min to burn
Type V-VI
🟢 48 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
12.3°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
Easter Monday
Flight Traffic
Quiet
33/100 pressure index
Health Advisory
Required
1 vaccine • View Details →
Landing Slots
~28
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Split
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
05:03
☀️ Noon
11:54
🌇 Sunset
18:44
⏱️ Daylight
13h 41m
Wind Speed
17.3 km/h
Gentle breeze
Sunshine
10.6 hrs
Direct Sun (Cloud-free)
Humidity
69%
Slightly humid
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
⛅ Good
Tourist Crowds
🟡 Busy
Price Level
💰💰 Moderate
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
Moderate seismic activity. Occasional tremors possible.
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Split on April 21 averages 18.1°C with a 26% precipitation probability. Wedding/Outdoor Event Score: 92/100."
— 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
Better Alternatives Nearby
Consider these dates within ±7 days
April 28
19.3°C • 23% rain
Score
96
April 27
18.9°C • 25% rain
Score
95
April 24
18.6°C • 27% rain
Score
93
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (April 21) in other destinations
🌍 Explore the same date in different destinations around the world
📍 Is Split Worth Visiting on April 21?
Planning a trip to Split on April 21? 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 18.1°C with a 26% historical precipitation risk.
🎉 Local Event: The date coincides with Easter Monday, which may influence local business hours and event availability.
✈️ Travel Logistics: Approximately 28 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 16.1°C (polar plunge). Wave conditions are generally lake-like with heights around 0.31m.
📊 Historical Extremes: The hottest April 21 recorded in the last 30 years saw temperatures hit 22.6°C in 2018, while the coldest dropped to 4.9°C in 2017.