SeasonMapSouth 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
Where in South Africa in September
| # | Place | Type | Feels-like high | Rain | Comfort | At its best |
|---|---|---|---|---|---|---|
| 1 | Johannesburg | City | 24°C | 13 mm · 4 days | 90 tier S | Yes |
| 2 | Pretoria | City | 26°C | 13 mm · 2 days | 89 tier A | Yes |
| 3 | Cape Town | City | 19°C | 33 mm · 6 days | 88 tier A | — |
| 4 | Drakensberg | Trekking hub | 23°C | 39 mm · 7 days | 88 tier A | — |
| 5 | Stellenbosch | City | 20°C | 56 mm · 8 days | 86 tier A | — |
| 6 | Port Elizabeth | Beach | 21°C | 35 mm · 6 days | 83 tier A | — |
| 7 | Durban | Beach | 25°C | 74 mm · 10 days | 81 tier A | — |
| 8 | Jeffreys Bay | Beach | 19°C | 45 mm · 7 days | 80 tier A | — |
| 9 | Kruger National Park | National park | 29°C | 21 mm · 3 days | 80 tier A | — |
| 10 | Knysna | Beach | 18°C | 61 mm · 8 days | 79 tier B | — |
| 11 | Plettenberg Bay | Beach | 17°C | 63 mm · 8 days | 79 tier B | — |
| 12 | Hermanus | Beach | 19°C | 53 mm · 8 days | 78 tier B | — |
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.