S
M
T
W
T
F
S
30
74°
55°
31
72°
54°
1
74°
55°
2
73°
52°
3
76°
53°
4
85°
57°
5
86°
59°
6
79°
60°
7
81°
58°
8
75°
58°
9
70°
61°
10
69°
59°
11
70°
61°
12
69°
60°
13
71°
64°
14
72°
60°
15
76°
58°
16
75°
59°
17
74°
61°
18
75°
62°
19
75°
61°
20
77°
63°
21
77°
63°
22
79°
64°
23
78°
64°
24
74°
63°
25
73°
62°
26
73°
61°
27
78°
63°
28
78°
64°
29
77°
64°
30
78°
63°
1
79°
65°
2
78°
65°
3
79°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Aroona
Aroona's September 2026 forecast shows daily high temperatures ranging from 69° to 79°, with overnight lows between 58° and 65°. The average high for September is 75° with an average low of 62°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Aroona. See also: October | November | December.