S
M
T
W
T
F
S
30
76°
56°
31
71°
64°
1
73°
65°
2
76°
65°
3
83°
62°
4
79°
57°
5
78°
56°
6
75°
52°
7
79°
46°
8
79°
50°
9
74°
61°
10
78°
59°
11
73°
45°
12
80°
64°
13
79°
54°
14
67°
45°
15
73°
60°
16
78°
59°
17
78°
53°
18
72°
54°
19
65°
51°
20
65°
47°
21
68°
47°
22
69°
51°
23
70°
53°
24
71°
41°
25
62°
43°
26
63°
47°
27
69°
52°
28
68°
47°
29
61°
42°
30
64°
52°
1
66°
49°
2
61°
47°
3
66°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Western
Western's September 2026 forecast shows daily high temperatures ranging from 61° to 80°, with overnight lows between 41° and 64°. The average high for September is 69° with an average low of 50°. 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 Western. See also: October | November | December.