About Hamilton Hill, Western Australia's Climate & Weather History

Hamilton Hill is a city of approximately 11,300 people in Western Australia, Australia. Located in the Australian Western time zone at 32.1°S latitude.

In 2025, Hamilton Hill recorded an average annual temperature of 66°F. The hottest temperatures reached 106°F in January; the coolest were 41°F in July. Total precipitation for the year was 36 inches, with the wettest month being June.