Transit Desk

Climate

Weather in Australia in September

Weather in Australia, September
In September, Australia sees average highs of 16.3°C (61°F) and lows of 5°C (41°F), with around 51 mm of rain.

Australia — September

Australia September
Daytime high
16.3°C (61°F)
Overnight low
5°C (41°F)
Rainfall
51 mm
Best-time rank
Off-peak

How September compares

Australia, September vs. the annual average (2025)
This month16.3°C (61°F) / 5°C (41°F) · 51 mm
Yearly average18.8°C (66°F) / 8.1°C (47°F) · 65 mm

September in Australia runs 2.5°C (4.5°F) cooler than the yearly average, and is drier than the yearly average. Pack a warm jacket for cooler conditions.

Common questions

What is the weather like in Australia in September?

Average highs of 16.3°C (61°F) and lows of 5°C (41°F), with around 51 mm of rain.

Is September a good time to visit Australia?

It is an off-peak month for comfort in Australia; January, February, December tend to be more pleasant.

Updated climate normals, 2025