Average monthly water temperature in Cape Town, South Africa

On this page you find the mean water temperature over the year in Cape Town (Western Cape), South Africa. Dive into the water temperature trends, highlighting the best times for swimming and other activities.

In Cape Town, the water undergoes seasonal changes. The warmest month is February, with an average water temperature of 20°C (68°F).

The coldest water temperature month, August, has an average temperature of 14°C (57°F). It may not be the ideal time for a swim.

Cape Town 3-Day Forecast

10-Day Forecast

More climate data for Cape Town

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Cape Town climate overview or explore weather in South Africa.

Travel Inspiration

Paraglide at the Western Cape

In summer months (December to March) it is warm, sunny and dry in Cape Town. For many, this is the ideal time to visit and paraglide at the Cape.

Visit Kruger Park in South Africa

Are you going to South Africa, then you cannot skip the Kruger Park. The Kruger Park is one of the most beautiful and largest safari parks in the world.

One of South Africa's most spectacular private game reserves

Sabi Sand Game Reserve is one of South Africa's most spectacular private game reserves. The chance that you see the entire Big Five is high in winter (June - August).

Stay in the world's largest open-air gallery

Vast mountains, beautiful nature, tranquility and the possibility of hiking and seeing fascinating rock paintings. This can all be experienced at the Cederberg Mountains.

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