S
M
T
W
T
F
S
31
77°
49°
1
81°
51°
2
82°
50°
3
84°
52°
4
74°
51°
5
80°
49°
6
71°
51°
7
71°
42°
8
74°
43°
9
77°
44°
10
80°
47°
11
83°
52°
12
83°
50°
13
86°
52°
14
86°
56°
15
88°
56°
16
87°
57°
17
86°
56°
18
87°
55°
19
89°
55°
20
89°
59°
21
88°
67°
22
78°
65°
23
79°
63°
24
75°
63°
25
74°
58°
26
79°
55°
27
82°
54°
28
86°
56°
29
86°
57°
30
84°
54°
1
79°
52°
2
79°
50°
3
82°
55°
4
84°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Powell
Powell's September 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Powell. See also: October | November | December.