September in Thembisa averages a daily high of 27°C with nights around 11°C. Expect roughly 5 wet days totalling 14.8mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Thembisa is May–September.
Based on PRETORIA IRENE, SF (8.9km), 1995–2024. 29 years of September data.