Secret Harbour is a city of approximately 11,600 people in Western Australia, Australia. Located in the Australian Western time zone at 32.4°S latitude.
In 2025, Secret Harbour recorded an average annual temperature of 65°F. The hottest temperatures reached 108°F in January; the coolest were 38°F in July. Total precipitation for the year was 33 inches, with the wettest month being June.
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