About Phillip Island, Victoria's Climate & Weather History

With a population of around 7,100, Phillip Island sits in Victoria, Australia. The city operates in the Australian Eastern time zone.

In 2025, Phillip Island recorded an average annual temperature of 59°F. The hottest temperatures reached 101°F in January; the coolest were 41°F in August. Total precipitation for the year was 28 inches, with the wettest month being November.