In December, Melbourne typically sees daytime highs of 22.1°C and overnight lows around 12.8°C. Compared to the annual average high of 26.7°C, December runs -4.6°C.
December in Melbourne averages a daytime high of 22.1°C and an overnight low of 12.8°C.
December runs -4.6°C compared to Melbourne's annual average high of 26.7°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 22.1°C and cooler evenings around 12.8°C.