March 21 is generally a great time to visit Stellenbosch. While there is a slight chance of rain (15%), showers are usually brief. Expect comfortable 28°C weather. Stellenbosch is currently in its most popular travel window, meaning vibrant crowds and premium pricing. Note: March 21 is Human Rights 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 March 21
"Warm & Sunny. Expect average highs of 28.1°C. 15% chance of rain."
What to Wear in Stellenbosch in March
Based on historical data for March 21, Stellenbosch typically experiences temperatures between 16.3°C and 28.1°C. We recommend packing t-shirt, light clothing to stay comfortable. Trends suggest it will stay mostly dry (15% 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
28.1°C
Daytime Peak
Average Low
16.3°C
Nighttime Low
Feels Like
30.3°C
🔥 Feels warmer
Rain Chance
15%
Avg 0.3mm if it rains
Cloud Cover
31%
Overcast
Pressure
1014.6 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 30 recommended
06:00 - 10:00
16:00 - 18:00
Type I-II
🔴 21 min to burn
Type III-IV
🟡 32 min to burn
Type V-VI
🟢 53 min to burn
UV estimate based on latitude, season & cloud cover. Actual UV may vary.
Outdoor Comfort
How pleasant is it outside?
Dew Point
21.1°C
Humid/Sticky
Heat Index
30.3°C
Feels hotter
🙂 Best outdoor time:
Any time during daylight hours
Travel & Logistics Insights
Local Calendar
Holiday
Human Rights Day
Flight Traffic
High
95/100 pressure index
Health Advisory
Required
2 vaccines • View Details →
Landing Slots
~123
Daily arrival options (inc. codeshare)
Sunrise, Sunset & Wind in Stellenbosch
Daylight & Sun
Solar Elevation Cycle
🌅 Sunrise
06:49
☀️ Noon
12:53
🌇 Sunset
18:56
⏱️ Daylight
12h 7m
Wind Speed
18.5 km/h
Gentle breeze
Sunshine
10.5 hrs
Direct Sun (Cloud-free)
Humidity
66%
Slightly humid
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
🟢 Moderate
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 March 21 averages 28.1°C with a 15% 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
March 14
28.2°C • 8% rain
Score
100
March 15
28°C • 6% rain
Score
100
March 16
28.3°C • 5% rain
Score
100
💡 Moving your event by a few days could significantly improve weather conditions
Compare Other Cities
Same date (March 21) in other destinations
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📍 Is Stellenbosch Worth Visiting on March 21?
Planning a trip to Stellenbosch on March 21? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 28.1°C with a 15% historical precipitation risk.
🎉 Local Event: The date coincides with Human Rights Day, which may influence local business hours and event availability.
✈️ Travel Logistics: Approximately 123 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 March 21 recorded in the last 30 years saw temperatures hit 38.6°C in 2017, while the coldest dropped to 13°C in 2019.