S
M
T
W
T
F
S
30
75°
56°
31
74°
56°
1
76°
50°
2
67°
48°
3
66°
47°
4
67°
47°
5
67°
48°
6
71°
54°
7
74°
54°
8
73°
53°
9
71°
54°
10
74°
54°
11
74°
53°
12
73°
54°
13
74°
55°
14
74°
44°
15
64°
44°
16
61°
43°
17
64°
45°
18
64°
42°
19
62°
43°
20
63°
43°
21
70°
46°
22
70°
49°
23
69°
41°
24
69°
39°
25
63°
40°
26
64°
44°
27
67°
48°
28
67°
47°
29
66°
37°
30
59°
38°
1
58°
43°
2
61°
43°
3
64°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Trout Creek
Trout Creek's September 2026 forecast shows daily high temperatures ranging from 58° to 76°, with overnight lows between 37° and 56°. The average high for September is 68° with an average low of 47°. 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 Trout Creek. See also: October | November | December.