About Collie, Western Australia's Climate & Weather History

Collie, in Western Australia, Australia, is home to roughly 7,400 people in the Australian Western time zone at 33.4°S latitude.

In 2025, Collie recorded an average annual temperature of 61°F. The hottest temperatures reached 105°F in January; the coolest were 34°F in July. Total precipitation for the year was 25 inches, with the wettest month being August.