Weather in Cape Town in September

Olga Sitnitsa

written by
Olga Sitnitsa

updated 03.06.2024

When you visit Cape Town in September, you will experience an early spring climate characterized by gradually warming days as the city leaves the cold winter season behind. The weather in Cape Town in September transitions from cool temperatures to more comfortable warmth, providing a pleasant atmosphere if you like mild but not too hot conditions. This time is ideal for exploring the city's natural beauty and historical sites, and there are still few tourists at this time, ensuring a peaceful and delightful experience.

Is September a good time to visit Cape Town?

The weather in Cape Town in September marks the onset of spring, as it gradually gets warmer and sunny and rainy days mix. This month, average daytime temperatures range from 13°C to 20°C (55°F to 68°F), providing a comfortable climate for outdoor activities and exploration.

Transportation and sightseeing plans in September are usually favorable, and mild weather makes travel comfortable and reliable. While occasional showers are possible, they are usually brief and unlikely to interfere with most outdoor activities. Nevertheless, it is advisable to carry a light raincoat or umbrella in case of unexpected drizzle.

September is considered the "shoulder" season in Cape Town's tourist schedule. At this time there are fewer tourists and accommodation prices are more affordable than in the peak season. During this period, you can explore the city and its surroundings in a more relaxed manner.

Overall, September can be a great time to visit Cape Town due to mild temperatures, less rainfall, and fewer tourists. The climate is ideal for outdoor activities, and the city offers a quieter and more intimate atmosphere compared to the bustling summer months.

Want to learn more about South African destinations? Browse our customized South Africa itineraries, talk to our local experts, and read about the best time to travel to South Africa.

Most beautiful country in the world Lion's Head, Cape Town, South Africa © Richard Cavalleri/Shutterstock

Lion's Head, Cape Town, South Africa © Richard Cavalleri/Shutterstock

Average temperatures in Cape Town in September

In September, Cape Town begins to welcome the spring season, showcasing a notable shift in temperatures. The average high temperature during this month is around 20°C (68°F), while the average low temperature typically falls to about 9°C (48°F). These temperatures mark a comfortable transition from the cooler winter months to the warmer spring.

The temperature variation from day to night can be significant. During the day, the weather is often mild and pleasant, suitable for outdoor activities and sightseeing. However, evenings and early mornings tend to be cooler, so you should consider packing layered clothing to accommodate the temperature drop.

September in Cape Town is characterized by longer, sunnier days compared to the winter months, yet it is cooler and less crowded than the peak summer season of December to February. Compared with the high summer temperatures, which can exceed 26°C (79°F), September offers a more temperate climate, making it ideal for those who prefer milder weather.

Still hesitating? Find the perfect time to travel with our guide to the best time to visit Cape Town.

What about crowds and costs?

Cape Town experiences a moderate level of tourist traffic in September, as this period falls within the shoulder between the low winter and high summer seasons. There are fewer tourists during this period than during the bustling summer months of December to February, so there are fewer queues at popular attractions and the atmosphere is more relaxed.

Accommodation and travel prices are usually lower than during the peak season, providing better value for money. Enjoying the natural beauty of the city, including the vibrant spring wildflowers, can be enjoyed with less disruption and more personal space.

A trip in September allows you to experience the benefits of milder weather and subdued crowds, making it a smart choice if you're looking for a balance between comfort, cost and number of tourists compared to other times of the year.

Looking for budget travel ideas? Explore our detailed list of the most budget-friendly destinations around the world.

Victoria & Albert Waterfront, Cape Town South Africa

Victoria & Albert Waterfront, Cape Town South Africa

Ready for your dream trip to Cape Town in September?

If you're looking to travel to Cape Town or other destinations in South Africa, browse our customized South Africa itineraries before you book your trip.

With a local expert on hand to take the hassle out of planning and booking, you can save time and focus on counting down the days until your trip!

  • Complete Cape Town: Wildlife, Wine and Whales (7 days): Discover the natural beauty of Cape Town. Located on the southwestern tip of South Africa, the area is home to rugged coastlines, undulating vineyards and expanses of pastureland that are home to some of the largest, wildest and most majestic creatures on earth.
  • The Cape Peninsula and Safaris in Kruger and Pilanesberg (15 days): South Africa's wildlife is still truly wild, and you'll see for yourself on this exciting two-week trip. Enjoy whale watching in Cape Town and your first safari in Aquila before heading north to the famous Kruger and Pilanesberg National Parks with all their wildlife.
  • Cape Town and Garden Route - a luxury guided tour (7 days): Cape Town and the Garden Route has it all: fascinating culture, safaris, chocolate and wine tasting and more. Discover the coastal city of Cape Town and the Peninsula, then head to the Garden Route with Knysna and Mossel Bay for a number of game drives.

Want to be better prepared for your trip to South Africa? Read our useful travel tips for visiting South Africa. And if you're going on a family trip, also find out all the information you need from our guide to South Africa with kids.

What to do in Cape Town in September

September in Cape Town offers a unique blend of springtime beauty, cultural events and outdoor activities, making it the perfect time to explore the city's diverse attractions.

Whale Watching in Hermanus

Just a short drive from Cape Town, Hermanus is home to one of the world's best whale watching destinations. September coincides with the peak of whale watching season, allowing for spectacular views of southern right whales frolicking in the ocean.

Hiking Table Mountain

Take advantage of the cooler, clearer days by hiking Table Mountain. The trails are less crowded and more serene in September, and the spring weather offers clear views of the city and coastline.

Find even more ideas for your autumn adventure with our guide to the best places to travel in September.

best places to go with kids African penguin ( Spheniscus demersus) also known as the jackass penguin and black-footed penguin. Boulders colony. Cape Town. South Africa

African penguin,  Boulders colony, Cape Town, South Africa © Shutterstock

Boulders Beach Penguin viewing

Visit Boulders Beach in Simons Town to see the famous colony of African penguins. The mild September weather is perfect for spending time on the beach and observing these fascinating creatures in their natural habitat, without the intense heat of summer.

Explore the Cape Point Nature Reserve

Enjoy the stunning natural beauty of Cape Point Nature Reserve. Hike or drive through diverse landscapes, spot wildlife and visit the iconic Cape Point Lighthouse. In spring, the area is often filled with colorful wildflowers and clearer skies that enhance the scenic views.

Kite Surfing in Bloubergstrand

For adventure seekers, Bloubergstrand offers some of the best kite surfing conditions in the world. The wind starts picking up in September, creating ideal conditions for kite surfing or learning the sport. The beaches are less crowded, and the water is starting to warm up, making this a great time for water sports enthusiasts.

Before you head to South Africa, also be sure to read our guide on whether South Africa is safe, which contains everything you need to know about travel safety.

Visit Cape Town in different months

Cape Town, the jewel at the tip of Africa, offers a variety of experiences throughout the year, each month bringing its unique charm and set of activities. Discover all that this vibrant city has to offer, regardless of the time of year:

  • October: enjoy a vibrant spring ideal for whale watching, shark cage diving and visiting the blooming Kirstenbosch Botanical Gardens.
  • November: feel the warmth of late spring as the city prepares for the busy summer season. It's the perfect time for an early visit to the beach and al fresco dining.
  • December: immerse yourself in the holiday season with sunny days, bustling markets and lively beaches, marking the beginning of the summer vacation rush.
  • January: experience the peak of summer with perfect beach weather, vibrant nightlife and a lively minstrel carnival in Cape Town.
  • February: enjoy the last of the hot summer days and fewer people. This is the perfect time to visit the city's famous vineyards and outdoor festivals.
  • March: witness the transition from summer to fall: the combination of warm days and cool nights is perfect for hiking and exploring the city.
  • April: experience mild fall weather, perfect for outdoor activities without the summer heat, as well as spectacular fall foliage.
  • May: the beginning of the cooler season, ideal for cultural vacations as indoor activities and museums become more appealing.
  • June: welcome the winter months with a cozy dinner by the fireplace and whale watching as southern right whales begin to appear.
  • July: immerse yourself in the heart of winter with serene scenery, fewer tourists and the famous Knysna Oyster Festival.
  • August: witness the wildflowers blooming in the Western Cape and enjoy the cool but improving weather as winter begins to fade.
Olga Sitnitsa

written by
Olga Sitnitsa

updated 03.06.2024

Online editor at Rough Guides, specialising in travel content. Passionate about creating compelling stories and inspiring others to explore the world.

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