In September, Townsville typically sees daytime highs of 26.5°C and overnight lows around 15.9°C. Compared to the annual average high of 27.4°C, September runs -0.9°C.
September in Townsville averages a daytime high of 26.5°C and an overnight low of 15.9°C.
September runs -0.9°C compared to Townsville's annual average high of 27.4°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 26.5°C and cooler evenings around 15.9°C.