In August, Sydney typically sees daytime highs of 17.7°C and overnight lows around 7.3°C. Compared to the annual average high of 21.9°C, August runs -4.2°C.
August in Sydney averages a daytime high of 17.7°C and an overnight low of 7.3°C.
August runs -4.2°C compared to Sydney's annual average high of 21.9°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 17.7°C and cooler evenings around 7.3°C.