In September, Mackay typically sees daytime highs of 25.6°C and overnight lows around 15.2°C. Compared to the annual average high of 26.9°C, September runs -1.3°C.
September in Mackay averages a daytime high of 25.6°C and an overnight low of 15.2°C.
September runs -1.3°C compared to Mackay's annual average high of 26.9°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 25.6°C and cooler evenings around 15.2°C.