Transit Desk

Climate

Weather in South Africa in September

Weather in South Africa, September
In September, South Africa sees average highs of 27.1°C (81°F) and lows of 12.1°C (54°F), with around 17 mm of rain. It is one of the best months to visit.

South Africa — September

South Africa September
Daytime high
27.1°C (81°F)
Overnight low
12.1°C (54°F)
Rainfall
17 mm
Best-time rank
Recommended month

How September compares

South Africa, September vs. the annual average (2025)
This month27.1°C (81°F) / 12.1°C (54°F) · 17 mm
Yearly average24.7°C (76°F) / 12.3°C (54°F) · 56 mm

September in South Africa runs 2.4°C (4.3°F) warmer than the yearly average, and is drier than the yearly average. Pack layers you can adjust through the day — mild conditions.

Common questions

What is the weather like in South Africa in September?

Average highs of 27.1°C (81°F) and lows of 12.1°C (54°F), with around 17 mm of rain.

Is September a good time to visit South Africa?

Yes — September is one of the more comfortable months in South Africa, based on temperature and rainfall.

Updated climate normals, 2025