What is the weather like in Stellenbosch in September?

Expect temperatures between 9°C and 19°C with 22% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Stellenbosch in September?

Stellenbosch in September scores 65/100 based on 30 years of climate data. Recommended for planning your trip.

Who should visit Stellenbosch in September?

September in Stellenbosch is ideal for: Outdoor enthusiasts, Cultural tourists, Honeymoon couples, Business travelers.

Stellenbosch Weather in September | 30-Year Forecast

Avg High

19°C

Hottest around day 30

Avg Low

9°C

Coolest around day 1

Rainy Days

3days

22% avg rain chance

Sunshine

8hrs/day

Autumn season

Essential Travel Info for Stellenbosch

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

ZAR

R South African rand

Language

Afrikaans

+10 more

Driving

Left side

Safety

Moderate Safety

GPI: 2.283

Travel Intelligence

Exclusive flight analytics & health data for Stellenbosch

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Moderate

43/ 100

Traffic Index

Balanced traffic

Peak Daily Arrivals

slots per day

Peak

Dec

Low

Jun

Monthly Traffic Distribution

129

Jan

129

Feb

123

Mar

121

Apr

125

May

100

Jun

112

Jul

114

Aug

109

Sep

117

Oct

112

Nov

129

Dec

Traffic Level

Low Season

Key Connections

Jo'anna OR Tambo (JNB)

Durban King Shaka (DUR)

Port Elizabeth (PLZ)

Hoedspruit Air Force Base (HDS)

George (GRJ)

Health & Safety Advisory

CDC travel health recommendations

9 Recommendations

COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Cholera

There is no longer active cholera transmission and vaccine is not recommended.

Hepatitis A

Recommended for unvaccinated travelers one year old or older going to South Africa.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to South Africa. Unvaccinated travelers 60 years and older may get vaccinated before traveling to South Africa.

Malaria

CDC recommends that travelers going to certain areas of South Africa take prescription medicine to prevent malaria. Depending on the medicine you take, you will need to start taking this medicine multiple days before your trip, as well as during and after your trip. Talk to your doctor about which malaria medication you should take.Transmission areasAlong the border with Mozambique and ZimbabweKwaZulu-Natal Province: uMkhanyakude District; the districts of King Cetshwayo and Zululand (few cases)Limpopo Province: the districts of Mopani and Vhembe; the districts of Capricorn, Greater Sekhukhune, and Waterberg (few cases)Mpumalanga Province: Ehlanzeni DistrictKruger National ParkDrug resistanceChloroquineSpeciesP. falciparum(primarily)P. malariae,P. ovale, andP. vivax(less commonly)Recommended chemoprophylaxisKwaZulu-Natal Province (uMkhanyakude District); Limpopo Province (the districts of Mopani and Vhembe); Mpumalanga Province (Ehlanzeni District); and Kruger National Park: Atovaquone-proguanil, doxycycline, mefloquine, tafenoquine2All other areas with malaria transmission (including the districts of King Cetshwayo and Zululand in KwaZulu-Natal Province, and the districts of Capricorn, Greater Sekhukhune, and Waterberg in Limpopo Province): No chemoprophylaxis recommended (insect bite precautions and mosquito avoidance only)4Updated April 23, 2025See footnotes

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

+3 more

Source: CDC Travelers' Health

View Complete Health Guide

Is September a Good Time to Visit Stellenbosch?

👍Recommended for planning your trip(65/100)

Short Answer

Ideal September conditions in Stellenbosch: 19°C comfortable highs, just 22% chance of rain. The 77% humidity feels pleasant, making this prime sightseeing season.

Decision Factors

Vaccinations required

Yellow Fever

Health precautions needed

Be aware of: Leptospirosis, Melioidosis, Schistosomiasis

Plenty of sunshine

9.7h of sunshine daily

Shoulder season - balanced conditions

84% of peak - good value with moderate crowds

Good For

🥾
Outdoor enthusiasts
Ideal hiking conditions: 19.1°C, 22% rain chance
🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites
💑
Honeymoon couples
Wedding score 94/100 with romantic weather conditions
💼
Business travelers
Climate-controlled meetings unaffected by weather

Who Should Avoid

👴
Elderly travelers
77% humidity creates difficult conditions

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Stellenbosch in September averages 19°C with 22% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Stellenbosch in September

What are the temperatures in Stellenbosch in September?

Daytime highs average 19°C, nights drop to 9°C. Temperatures remain fairly consistent.

How many rainy days in Stellenbosch in September?

Expect around 3 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Stellenbosch in September?

Layers are key. A medium-weight jacket and closed-toe shoes.

Is September peak season in Stellenbosch?

This is typically peak season with higher prices. Book 2-3 months ahead.

Stellenbosch Weather in September

Stellenbosch September Weather Calendar