In September, Melbourne typically sees daytime highs of 16.6°C and overnight lows around 7.3°C. Compared to the annual average high of 19.4°C, September runs -2.8°C.
September in Melbourne averages a daytime high of 16.6°C and an overnight low of 7.3°C.
September runs -2.8°C compared to Melbourne's annual average high of 19.4°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 16.6°C and cooler evenings around 7.3°C.