April 21 is generally a great time to visit Stellenbosch. While there is a slight chance of rain (17%), showers are usually brief. Expect comfortable 23°C weather. Stellenbosch is currently in its most popular travel window, meaning vibrant crowds and premium pricing. Note: April 21 is Family Day in Stellenbosch, so expect special events, closures, and festive atmosphere.
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Essential Travel Info for Stellenbosch
Currency
ZAR
R South African rand
Language
Afrikaans
+10 more
Driving
Left side
Safety
Moderate Safety
GPI: 2.283
Stellenbosch Weather Forecast for April 21
"Mild & Comfortable. Expect average highs of 23.4°C. 17% chance of rain."
What to Wear in Stellenbosch in April
Based on historical data for April 21, Stellenbosch typically experiences temperatures between 13.2°C and 23.4°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (17% rain probability), but checking the forecast before heading out is always wise.
Complete Packing Guide
Weekly breakdown & essential items for Stellenbosch
Smart Suitcase
- T-Shirt
- Light Clothing
Average High
23.4°C
Daytime Peak
Average Low
13.2°C
Nighttime Low
Feels Like
23.9°C
☀️ Feels accurate
Rain Chance
17%
Avg 1.3mm if it rains
Cloud Cover
46%
Overcast
Pressure
1016.3 hPa
Low volatility
Stellenbosch Weather Conditions & UV Index
Weather Confidence
30-year variance analysis
Based on 10 years of data
✓ Weather is generally predictable, but pack for minor variations. A light backup layer is recommended.
Sun Exposure
UV Index & Safety Guide
Protection Needed
SPF 15 for extended outdoor time
Type I-II
🔴 47 min to burn
Type III-IV
🟡 71 min to burn
Type V-VI
🟢 118 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
17.8°C
Noticeable
Heat Stress
Low
No heat warning
😊 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Holiday
Family Day
Flight Traffic
High
94/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~121
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Stellenbosch
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
07:12
☀️ Noon
12:44
🌇 Sunset
18:16
⏱️ Daylight
11h 3m
Wind Speed
17.2 km/h
Gentle breeze
Sunshine
9.0 hrs
Direct Sun (Cloud-free)
Humidity
71%
Humid / Damp
Travel Intelligence
Exclusive flight analytics & health data for Stellenbosch
Smart Flight Estimator
Airport-to-Airport Logistics
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Travel Health & Safety in Stellenbosch
Travel Comfort Index
Real-time tourism conditions
Weather Quality
☀️ Excellent
Tourist Crowds
🟡 Busy
Price Level
💰💰 Moderate
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, Stellenbosch on April 21 averages 23.4°C with a 17% precipitation probability. Wedding/Outdoor Event Score: 98/100."
— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology
Stellenbosch Weather History (2010–2024)
Temperature History
Hall of Fame
Records from last 10 years
Better Alternatives Nearby
Consider these dates within ±7 days
April 14
25.2°C • 9% rain
Score
100
April 15
25.2°C • 7% rain
Score
100
April 16
25.3°C • 6% rain
Score
100
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (April 21) in other destinations
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📍 Is Stellenbosch Worth Visiting on April 21?
Planning a trip to Stellenbosch 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 23.4°C with a 17% historical precipitation risk.
🎉 Local Event: The date coincides with Family Day, which may influence local business hours and event availability.
✈️ Travel Logistics: Approximately 121 landing slots available daily during this period, indicating manageable crowd levels.
💉 Health Advisory: 9 vaccinations are recommended for South Africa, including COVID-19.
📊 Historical Extremes: The hottest April 21 recorded in the last 30 years saw temperatures hit 32.2°C in 2017, while the coldest dropped to 7.4°C in 2023.