S
M
T
W
T
F
S
30
69°
52°
31
79°
41°
1
77°
54°
2
64°
46°
3
64°
48°
4
61°
41°
5
72°
37°
6
73°
43°
7
57°
52°
8
64°
52°
9
73°
46°
10
73°
46°
11
72°
45°
12
73°
46°
13
61°
48°
14
57°
48°
15
64°
48°
16
73°
45°
17
72°
43°
18
81°
50°
19
83°
51°
20
85°
50°
21
84°
51°
22
80°
49°
23
73°
45°
24
78°
51°
25
73°
48°
26
66°
47°
27
68°
46°
28
64°
44°
29
62°
44°
30
63°
45°
1
67°
38°
2
69°
43°
3
64°
40°
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 62° to 85°, with overnight lows between 38° and 51°. The average high for September is 73° with an average low of 46°. 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.