Transit Desk

Climate

Weather in Australia in December

Weather in Australia, December
In December, Australia sees average highs of 25.2°C (77°F) and lows of 12.4°C (54°F), with around 76 mm of rain. It is one of the best months to visit.

Australia — December

Australia December
Daytime high
25.2°C (77°F)
Overnight low
12.4°C (54°F)
Rainfall
76 mm
Best-time rank
Recommended month

How December compares

Australia, December vs. the annual average (2025)
This month25.2°C (77°F) / 12.4°C (54°F) · 76 mm
Yearly average18.8°C (66°F) / 8.1°C (47°F) · 65 mm

December in Australia runs 6.4°C (11.5°F) warmer than the yearly average, and is wetter than the yearly average. Pack layers you can adjust through the day — mild conditions.

Common questions

What is the weather like in Australia in December?

Average highs of 25.2°C (77°F) and lows of 12.4°C (54°F), with around 76 mm of rain.

Is December a good time to visit Australia?

Yes — December is one of the more comfortable months in Australia, based on temperature and rainfall.

Updated climate normals, 2025