About Hallam, Victoria's Climate & Weather History

Hallam, in Victoria, Australia, is home to roughly 11,400 people in the Australian Eastern time zone at 38°S latitude.

In 2025, Hallam recorded an average annual temperature of 58°F. The hottest temperatures reached 102°F in January; the coolest were 34°F in August. Total precipitation for the year was 36 inches, with the wettest month being November.