About Wollongong city centre, New South Wales's Climate & Weather History

With a population of around 19,100, Wollongong city centre sits in New South Wales, Australia. The city operates in the Australian Eastern time zone.

In 2025, Wollongong city centre recorded an average annual temperature of 63°F. The hottest temperatures reached 97°F in December; the coolest were 42°F in July. Total precipitation for the year was 54 inches, with the wettest month being August.