While Australia is known for heat, it can get surprisingly cold. The lowest temperature ever recorded in Australia was at Charlotte Pass, New South Wales (in the Snowy Mountains) on June 29, 1994. Outside the alpine regions, the cold record is still impressive: -14.0°C (7°F) at Gudgenby, ACT.
The northern third of the country—including Darwin, Cairns, and Broome—experiences its "Dry Season" during the southern winter. Temperatures here are warm to hot, with abundant sunshine. australia average temperature in winter