Cape Town weather in September 2024

Expect 18°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Cape Town in September. Check more long-term weather averages for Cape Town in September before you book your next holiday to South Africa in 2024/2025.

  • 18°C maximum daytime temperature in September in Cape Town18
    18°C max day temperature
  • 7 hours of sunshine per day
  • 11 days with some rainfall in September in Cape Town11
    11 days with some rainfall
  • 9°C minimum night-time temperature in September in Cape Town9
    9°C min night temperature
  • 12 hours of daylight per day in September in Cape Town12
    12 hours of daylight per day
  • No heat & humidity in September in Cape Town0
    No heat & humidity
  • 96 mm monthly rainfall in September in Cape Town96
    96 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Cape Town6
    6 (High) UV index
  • 15°C sea temperature in September in Cape Town15
    15°C sea temperature

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Recommended for South Africa

  • Save on holidays to Asia, Africa & South America in 2023/2024
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  • Enjoy the Great Wall of China, Taj Mahal or african safari

The September weather guide for South Africa (Cape Town) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about South Africa

How hot is it in Cape Town in September?

Daytime temperatures usually reach 18°C in Cape Town in September, falling to 9°C at night.

How sunny is it in Cape Town in September?

There are normally 7 hours of bright sunshine each day in Cape Town in September - that's 62% of daylight hours.

How warm is the sea around Cape Town in September?

The average sea temperature around Cape Town in September is 15°C.

Does it rain in Cape Town in September?

There are usually 11 days with some rain in Cape Town in September and the average monthly rainfall is 96mm.

Cape Town September sunrise & sunset times

Browse the sunrise and sunset times for Cape Town in September 2024. Select a month to view Cape Town sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 07:04 18:29
Sunday, 15th September 2024 06:45 18:38
Monday, 30th September 2024 06:24 18:49

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