About Birchgrove, New South Wales

Birchgrove is a city of approximately 3,200 people in New South Wales, Australia. Located in the Australian Eastern time zone at 33.9°S latitude.

In 2025, Birchgrove averaged an annual temperature of 65°F, with hottest temperatures reaching 102°F in December and lowest around 39°F in June. The city received approximately 50 inches of precipitation during the year.