In September, Piet Retief typically sees daytime highs of 23.9°C and overnight lows around 9.3°C. Compared to the annual average high of 23.5°C, September runs +0.4°C.
September in Piet Retief averages a daytime high of 23.9°C and an overnight low of 9.3°C.
September runs +0.4°C compared to Piet Retief's annual average high of 23.5°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 23.9°C and cooler evenings around 9.3°C.