Thornlie, in Western Australia, Australia, is home to roughly 23,700 people in the Australian Western time zone at 32.1°S latitude.
In 2025, Thornlie averaged an annual temperature of 66°F, with hottest temperatures reaching 111°F in January and lowest around 38°F in July. The city received approximately 33 inches of precipitation during the year.
View historical weather for Thornlie · More cities in Western Australia