About Wetherill Park, New South Wales

Wetherill Park, in New South Wales, Australia, is home to roughly 6,100 people in the Australian Eastern time zone at 33.8°S latitude.

In 2025, Wetherill Park averaged an annual temperature of 64°F, with hottest temperatures reaching 107°F in December and lowest around 34°F in July. The city received approximately 40 inches of precipitation during the year.