S
M
T
W
T
F
S
30
78°
63°
31
78°
62°
1
79°
63°
2
80°
63°
3
82°
62°
4
84°
63°
5
84°
62°
6
82°
63°
7
77°
62°
8
78°
61°
9
78°
62°
10
82°
62°
11
80°
61°
12
78°
60°
13
78°
57°
14
77°
57°
15
81°
59°
16
82°
59°
17
80°
58°
18
81°
59°
19
81°
58°
20
82°
58°
21
80°
54°
22
82°
55°
23
81°
56°
24
80°
55°
25
72°
54°
26
73°
53°
27
72°
54°
28
80°
55°
29
82°
54°
30
82°
54°
1
81°
53°
2
81°
52°
3
80°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Oz
Oz's September 2026 forecast shows daily high temperatures ranging from 72° to 84°, with overnight lows between 51° and 63°. The average high for September is 80° with an average low of 58°. 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 Oz. See also: October | November | December.