In April, Sydney typically sees daytime highs of 5.9°C and overnight lows around -1.7°C. Compared to the annual average high of 9.8°C, April runs -3.9°C.
April in Sydney averages a daytime high of 5.9°C and an overnight low of -1.7°C.
April runs -3.9°C compared to Sydney's annual average high of 9.8°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 5.9°C and cooler evenings around -1.7°C.