About Mount Martha, Victoria's Climate & Weather History

Mount Martha, in Victoria, Australia, is home to roughly 19,800 people in the Australian Eastern time zone at 38.3°S latitude.

In 2025, Mount Martha recorded an average annual temperature of 59°F. The hottest temperatures reached 99°F in January; the coolest were 36°F in August. Total precipitation for the year was 28 inches, with the wettest month being November.