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Cape Town weather in September 2021
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- 1818°C max day temperature
- 1111 days with some rainfall
- 99°C min night temperature
- 1212 hours of daylight per day
- 0No heat & humidity
- 9696 mm of monthly rainfall
- 66 (High) UV index
- 1515°C sea temperature
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The September weather guide for Cape Town, South Africa 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.
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.
Metric (°C / mm) | Imperial (°F / inches)
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Cape Town sunrise & sunset times for September 2021
Browse the sunrise & sunset times for Cape Town in September 2021. Select a month to view Cape Town sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Wednesday, 1st September 2021||07:04||18:28|
|Wednesday, 15th September 2021||06:45||18:38|
|Thursday, 30th September 2021||06:25||18:48|
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Where is hot in South Africa in September for 2021/2022?
Below are average maximum temperatures at popular destinations in South Africa in September. Select a destination to see more weather parameters.
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