Climate almanac
Heidelberg
Gauteng, South Africa · -26.50°, 28.36°
What is the weather like in Heidelberg in September?
In September, Heidelberg is typically 79°F (26°C) during the day and 50°F (10°C) at night. The month brings about 0.6 in (16 mm) of precipitation in total.
- Average high79°F (26°C)
- Average low50°F (10°C)
- Precipitation0.6 in (16 mm)
- Clear or mostly clear days23
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)