South Africa in September
September is South Africa's 8th-best month (rank 8 of 12): its 12 destinations average 83/100, led by Johannesburg at 90 — 24°C and 4 rainy days — while Plettenberg Bay is cooler at 17°C and scores 79.
#8 of 12 months for South Africa · 12 destinations · updated September 2026 · climate normals from ERA5 reanalysis
🇿🇦 South Africa, month by month
83/100 in SeptemberWhere in South Africa in September
Comfort is SeasonMap's 0–100 score; each place is judged through the lens that suits it — beaches on beach weather, ski resorts on snow. "At its best" means September is one of that place's own top three months. Feels-like highs fold in humidity, wind and sun.
What's on in South Africa in September
- Standard Bank Joy of Jazz · Johannesburg · 25–26 Sep
- Jacaranda Agricultural Show · Pretoria · 20 Aug – 10 Sep (usually)
- Jacaranda season · Pretoria · 25 Sep – 10 Nov (usually)
- Southern right whales · Cape Town and 2 more places · 1 Jun – 30 Nov (usually)
- West Coast flower season · Cape Town · 1 Aug – 20 Sep (usually)
- Whales in Algoa Bay · Port Elizabeth · 1 Jun – 30 Nov (usually)
- Humpback migration · Durban · 1 Jun – 30 Nov
- Heritage Day · Durban · 24 Sep
Seasons in force
Peak crowds at 4 of South Africa's 10 well-known places this month.