
Sydney in December
Sydney in December
Sydney, Australia
Visiting Sydney in December means experiencing the summer. During summer, Sydney offers warm weather, long days, and outdoor activities.
Weather in Sydney in December
Average highs around 25.4C and lows near 17.2C. 72.3mm average precipitation and about 10 rainy days. December typically sits between November and January conditions, so it is useful for travelers wanting a balanced window in Sydney. Pack flexible layers for changing daytime and evening temperatures.
Temperature
December brings summer conditions in Sydney, Australia. The average temperature is about 21.3C, with lows near 17.2C and highs around 25.4C.
Sunshine Hours
Sydney, Australia usually gets around 11.5 hours of sunshine per day in December, with roughly 14.4 daylight hours available for sightseeing.
Rain
December sees around 72.3mm of rainfall over about 10 days. Rain can occur for around 4.2 hours per day on average.











