30YearWeather
Cape Town, September 29
Cape Town street view during September
Historical Weather Analysis

Cape Town Weather on September 29 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

partly-cloudy-day

20°C

High

10.7°C

Low

12%

Rain

☀️ Feels like 20°C

clear-day
YES, IT'S PARADISE
Peak Season

September 29 is statistically one of the best days of the year in Cape Town. With minimal rain risk (12%) and pleasant highs of 20°C, it's ideal for outdoor adventures. Expect a bustling atmosphere in Cape Town right now—this is when the city truly comes alive with visitors.

Currency

ZAR

R South African rand

Language

Afrikaans

+10 more

Driving

Left side

Connect

Many carriers (especially in Europe) cha...

Safety

Moderate Safety

GPI: 2.283

Cape Town Weather Forecast for September 29

"Mild & Comfortable. Expect average highs of 20°C. 12% chance of rain."

What to Wear in Cape Town in September

Based on historical data for September 29, Cape Town typically experiences temperatures between 10.7°C and 20°C. We recommend packing light jacket, long pants to stay comfortable. Trends suggest it will stay mostly dry (12% rain probability), but checking the forecast before heading out is always wise.

Complete Packing Guide

Weekly breakdown & essential items for Cape Town

View Guide

Smart Suitcase

  • Light Jacket
  • Long Pants

Average High

extreme-hot

20°C

Daytime Peak

Average Low

extreme-cold

10.7°C

Nighttime Low

Feels Like

partly-cloudy-day

20°C

☀️ Feels accurate

Rain Chance

rain

12%

Avg 0.4mm if it rains

Cloud Cover

cloudy

45%

Overcast

Pressure

pressure

1018.8 hPa

Medium volatility

Cape Town Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

93%Highly Predictable

Based on 10 years of data

Temperature
±3.2°CModerate
Precipitation
6-20%Predictable

🎯 This date historically delivers consistent weather 93% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

3.4Moderate
036811+

Protection Needed

SPF 30 recommended

Safe Sun Windows
Morning

06:00 - 10:00

Afternoon

16:00 - 18:00

Time to Sunburn

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?

80Excellent
TemperatureWarm
HumidityMuggy
WindBreezy

Dew Point

15.2°C

Pleasant

Heat Stress

Low

No heat warning

😊 Best outdoor time:
Any time during daylight hours

Marine Conditions

Water Temp
13.7°C
🥶 Polar Plunge
Avg daily surface temperature
Surf Conditions
2.64m
🌊 Surfers Only
Max daily wave height
Advisories

Marine Life

No special warnings. Enjoy the swim!

Swim Index

❄️ Cold Water Hazard

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in South Africa

Flight Traffic

High

81/100 pressure index

Health Advisory

Required

2 vaccines • View Details →

Landing Slots

~109

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Cape Town

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

06:27

☀️ Noon

12:37

🌇 Sunset

18:48

⏱️ Daylight

12h 20m

Golden Hour
Morning06:27 - 07:00
18:15 - 18:48Evening

Wind Speed

wind

21 km/h

Moderate wind

Sunshine

clear-day

10.7 hrs

Direct Sun (Cloud-free)

Humidity

humidity

74%

Humid / Damp

Travel Intelligence

Exclusive flight analytics & health data for Cape Town

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Travel Health & Safety in Cape Town

Travel Comfort Index

Real-time tourism conditions

Weather Quality

☀️ Excellent

90/100

Tourist Crowds

🟡 Busy

85/100

Price Level

💰💰💰 Expensive

90/100

Health & Wellbeing

Meteo-Health Forecast

85Score
Atmospheric Pressure1018.8 hPa
Volatility:Medium
Migraine RiskMedium

Moderate fluctuations. Some sensitivity possible.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
51AQI
Moderate
PM2.5 Concentration25.5 µg/m³

Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.

Regional Safety Profile

Stable

Seismic Activity

Zero seismic activity detected in 30 years.

Total events (30y):0
💡 No earthquake preparedness needed. Enjoy your stay!
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Cape Town on September 29 averages 20°C with a 12% precipitation probability. Wedding/Outdoor Event Score: 100/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Cape Town Weather History (2010–2024)

Temperature History

Loading chart...

Hall of Fame

Records from last 10 years

Hottest
2025
24.3°C
Coldest
2024
8.5°C
Rainiest
2019
6.5mm

Compare Other Cities

Same date (September 29) in other destinations

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📍 Is Cape Town Worth Visiting on September 29?

Planning a trip to Cape Town on September 29? 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 20°C with a 12% historical precipitation risk.

✈️ Travel Logistics: Approximately 109 landing slots available daily during this period, indicating manageable crowd levels.

💉 Health Advisory: 9 vaccinations are recommended for South Africa, including COVID-19.

🌊 Coastal Conditions: Water temperature averages 13.7°C (polar plunge). Wave conditions are generally surfers only with heights around 2.64m.

📊 Historical Extremes: The hottest September 29 recorded in the last 30 years saw temperatures hit 24.3°C in 2025, while the coldest dropped to 8.5°C in 2024.

Cape Town Weather FAQ