Trevallyn, in Tasmania, Australia, is home to roughly 4,400 people in the Australia/Hobart time zone at 41.4°S latitude.
In 2025, Trevallyn recorded an average annual temperature of 54°F. The hottest temperatures reached 91°F in February; the coolest were 31°F in August. Total precipitation for the year was 29 inches, with the wettest month being September.
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