About Port Kembla, New South Wales's Climate & Weather History

With a population of around 5,000, Port Kembla sits in New South Wales, Australia. The city operates in the Australian Eastern time zone.

In 2025, Port Kembla recorded an average annual temperature of 63°F. The hottest temperatures reached 99°F in December; the coolest were 37°F in July. Total precipitation for the year was 50 inches, with the wettest month being August.