About Hawthorn South, Victoria's Climate & Weather History

Hawthorn South is a city of approximately 21,200 people in Victoria, Australia. Located in the Australian Eastern time zone at 37.8°S latitude.

In 2025, Hawthorn South recorded an average annual temperature of 60°F. The hottest temperatures reached 105°F in January; the coolest were 34°F in August. Total precipitation for the year was 33 inches, with the wettest month being November.