In September, Stellenbosch typically sees daytime highs of 19.4°C and overnight lows around 7.9°C. Compared to the annual average high of 22.6°C, September runs -3.1°C.
September in Stellenbosch averages a daytime high of 19.4°C and an overnight low of 7.9°C.
September runs -3.1°C compared to Stellenbosch's annual average high of 22.6°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 19.4°C and cooler evenings around 7.9°C.