About Duffy, Australian Capital Territory's Climate & Weather History

With a population of around 3,100, Duffy sits in Australian Capital Territory, Australia. The city operates in the Australian Eastern time zone.

In 2025, Duffy recorded an average annual temperature of 56°F. The hottest temperatures reached 97°F in December; the coolest were 24°F in June. Total precipitation for the year was 22 inches, with the wettest month being July.