Temperature in Western Cape in September

Daytime highs, nighttime lows and the warmest cities in Western Cape, South Africa this September.

Western Cape, South Africa, a region in South Africa, experiences maximum daytime temperatures in September ranging from 17°C (63°F) in Kommetjie to 24°C (75°F) in Merweville. Nighttime temperatures generally drop to 9°C (48°F) in Merweville and 14°C (57°F) in Kommetjie.

What is the temperature of the different cities in Western Cape, South Africa in September?

Find the average daytime temperatures in September for the most popular destinations in Western Cape on the map below. Click on a destination dot for more detailed information.

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Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit Western Cape, check out our Western Cape's climate page.

See also: Western Cape weather by month.

Best Places to Visit in Western Cape in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Western Cape.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

See all September weather averages, cities and regions in Western Cape

Western Cape temperatures in September: frequently asked questions

How hot does it get in Western Cape, South Africa in September?

Expect daytime temperatures around 18°C (64°F) in Cape Town. That makes September a pleasant month for Western Cape, South Africa.

How cold does it get at night in Western Cape, South Africa in September?

Nighttime temperatures in Cape Town typically drop to around 11°C (52°F) in September.

What is the warmest city in September in Western Cape, South Africa?

From a thorough analysis of our records, Merweville clearly dominates in terms of high temperatures. The city witnesses daytime temperatures hovering around 24°C (75°F), and evenings that remain near 9°C (48°F).

What is the coldest city in September in Western Cape, South Africa?

Our database indicates that in September, Kommetjie is the city with the coolest temperatures in Western Cape, South Africa. You can expect daytime highs of 17°C (63°F) and nighttime lows close to 14°C (57°F).

How much sun does Western Cape, South Africa get in September?

Cape Town usually sees around 225 hours of sunlight, indicating many sunny days.

What is the water temperature in September?

The water temperature averages approximately 15°C (59°F) in Cape Town this month, generally too cold for comfortable swimming.

Interested in more climate information?

We have much more information about the climate in Western Cape.

Weather and climate has detailed information for every country in the world. Are you going to South Africa? Get detailed historical weather averages for many cities in South Africa.

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