Climate data and weather averages in Sydney. Sydney has a significant amount of rainfall during the year. Site information. According to Köppen and Geiger, this climate is classified as Dfb. More detailed data for individual sites is available. Elevation - metres. Summary statistics SYDNEY (OBSERVATORY HILL) A summary of the major climate statistics recorded at this site is provided below. Sydney climate summary The Sydney lies on 2m above sea level Here, the climate is cold and temperate. There is also an extended table with more statistics available. The average temperature in Sydney is 5.8 °C | 42.4 °F. This is true even for the driest month. Annual Weather Averages in Sydney.
Based on weather reports collected during 2005–2015. View larger map.