S
M
T
W
T
F
S
30
81°
50°
31
83°
50°
1
79°
47°
2
72°
44°
3
72°
45°
4
76°
48°
5
79°
46°
6
70°
38°
7
70°
40°
8
71°
41°
9
76°
44°
10
80°
49°
11
81°
48°
12
80°
47°
13
76°
45°
14
75°
41°
15
76°
41°
16
76°
43°
17
77°
44°
18
80°
48°
19
80°
46°
20
78°
41°
21
76°
44°
22
77°
45°
23
79°
46°
24
79°
45°
25
76°
46°
26
77°
48°
27
77°
48°
28
78°
45°
29
67°
41°
30
67°
45°
1
68°
42°
2
61°
40°
3
58°
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 58° to 83°, with overnight lows between 38° and 50°. The average high for September is 75° with an average low of 45°. 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.