Average September Rainfall for Australian Cities

The tables below list monthly averages for rainfall during September at large cities across Australia.

Each place has a total for how many days of wet weather it usually gets a year and for the normal amount of precipitation. The calculation of days only includes the days when rain totalled at least one millimetre (0.04 inches).

The month's precipitation measurements are long-term historical averages of weather data collected during 1991 to 2020.

Average monthly precipitation in September
Days	City	Inches	Millimetres
9	Adelaide, South Australia	2.3	60
7	Albury, New South Wales	2.2	55
11	Ballarat, Victoria	2.7	69
7	Bendigo, Victoria	2.0	50
4	Brisbane, Queensland	1.1	28
12	Bunbury, Western Australia	3.2	80
4	Bundaberg, Queensland	1.5	37
4	Cairns, Queensland	1.2	29
6	Canberra, Australian Capital Territory	2.3	59
5	Coffs Harbour, New South Wales	1.9	49
2	Darwin, Northern Territory	0.6	14
8	Geelong, Victoria	1.6	40
5	Gold Coast, Queensland	1.6	41
6	Gosford, New South Wales	2.5	63

September averages for total rainfall
Days	City	Inches	Millimetres
10	Hobart, Tasmania	2.2	56
10	Launceston, Tasmania	2.6	66
3	Mackay, Queensland	1.0	24
6	Maitland, New South Wales	1.9	48
10	Mandurah, Western Australia	2.4	61
9	Melbourne, Victoria	1.8	46
6	Newcastle, New South Wales	2.2	57
11	Perth, Western Australia	3.1	79
3	Rockhampton, Queensland	1.0	25
6	Sydney, New South Wales	2.5	63
4	Toowoomba, Queensland	1.3	32
1	Townsville, Queensland	0.4	10
6	Wollongong, New South Wales	2.1	54

Average September Rainfall for Australian Cities

Reference

More on Weather in Australia's Cities