South Africa (Cape Town) · September
Low seasonSouth Africa · Africa
Max Temp · September
20°
at night 10° · avg 15°
- Sunshine
- 7 h/day
- Rain Days
- 4 days
- Water Temp
- 15°
average
42 mm · very dry
cool
In South Africa (Cape Town), September is 8°C cooler than the warmest month (January).
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MAXMAX | 27° | 27° | 26° | 24° | 21° | 19° | 18° | 18° | 20° | 23° | 24° | 26° |
MINMIN | 18° | 18° | 16° | 13° | 11° | 10° | 9° | 9° | 10° | 13° | 15° | 17° |
☀️Sunshine | 11h | 10h | 9h | 8h | 6h | 5h | 5h | 6h | 7h | 9h | 10h | 11h |
🌊Water Temp | 15° | 15° | 15° | 15° | 15° | 15° | 15° | 15° | 15° | 15° | 15° | 15° |
🌧Rain Days | 1d16mm | 1d8mm | 2d16mm | 2d29mm | 5d51mm | 8d88mm | 6d73mm | 7d59mm | 4d42mm | 2d24mm | 3d33mm | 1d14mm |
Best travel time current monthMonthly averages 2005–2025 · Source: ERA5 + station data
Off-season — lowest travel prices with still acceptable climate.
September in South Africa (Cape Town) at 19°C is too cool for a beach holiday, but suitable for sightseeing and hiking. The best travel months are January, February, March, and December.
Daytime temperatures reach up to 19°C, cooling to 10°C at night (daily average: 14°C). The sun shines an average of 7 hours per day; there are 4 rain days with 42 mm total. At 15°C, the water is still quite cool in September — a wetsuit may be useful.
A jacket for cool evenings should not be left behind. Sightseeing and excursions can be enjoyed at this time of year without the heat.
Frühling und Blüte: Das Fynbos blüht in Westkap-Farben, der Kirstenbosch Botanical Garden explodiert, die ersten Badegäste wagen die noch kühle Atlantikküste.
Packing list for South Africa (Cape Town) in September
- Langarmhemden und leichte Hosen
- Leichte Jacke
- Pullover oder Fleece
- Sonnencreme LSF 50
- Sonnenbrille
- Sonnenhut
- Kleiner Regenschirm (vereinzelte Schauer möglich)
- Reiseapotheke
Frequently Asked Questions
- Is September a good time to visit South Africa (Cape Town)?
- September is not an optimal month for South Africa (Cape Town) (Score: 61/100), but it is manageable. For better conditions, consider January, February, March, and December.
- How warm is it in South Africa (Cape Town) in September?
- In September, South Africa (Cape Town) sees daily highs of 19°C. Nights cool to 10°C, with a daily average of 14°C.
- How much rain falls in South Africa (Cape Town) in September?
- In September, South Africa (Cape Town) receives an average of 42 mm of rain over 4 rain days. That is comparatively dry.
- How many sunshine hours does South Africa (Cape Town) get in September?
- South Africa (Cape Town) averages 7 sunshine hours per day in September — close to the annual average.
- How warm is the water in South Africa (Cape Town) in September?
- Water temperature in South Africa (Cape Town) in September averages 15°C — still quite cool — a wetsuit may be useful.
