About Whyalla Stuart, South Australia's Climate & Weather History

Whyalla Stuart is a city of approximately 6,600 people in South Australia, Australia. Located in the Australia/Adelaide time zone at 33°S latitude.

In 2025, Whyalla Stuart recorded an average annual temperature of 65°F. The hottest temperatures reached 114°F in February; the coolest were 35°F in July. Total precipitation for the year was 8 inches, with the wettest month being July.