S
M
T
W
T
F
S
30
86°
56°
31
78°
59°
1
78°
60°
2
79°
63°
3
84°
56°
4
79°
56°
5
78°
61°
6
83°
60°
7
84°
60°
8
83°
59°
9
82°
60°
10
81°
58°
11
79°
59°
12
76°
59°
13
83°
59°
14
73°
50°
15
73°
50°
16
Hist. Avg.
77°
54°
17
Hist. Avg.
76°
53°
18
Hist. Avg.
76°
53°
19
Hist. Avg.
76°
52°
20
Hist. Avg.
75°
52°
21
Hist. Avg.
75°
52°
22
Hist. Avg.
74°
51°
23
Hist. Avg.
74°
51°
24
Hist. Avg.
74°
50°
25
Hist. Avg.
73°
50°
26
Hist. Avg.
73°
50°
27
Hist. Avg.
72°
49°
28
Hist. Avg.
72°
49°
29
Hist. Avg.
71°
48°
30
Hist. Avg.
71°
48°
1
Hist. Avg.
70°
48°
2
Hist. Avg.
70°
47°
3
Hist. Avg.
70°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Powell
Powell's September 2026 forecast shows daily high temperatures ranging from 73° to 86°, with overnight lows between 50° and 63°. The average high for September is 80° with an average low of 58°. 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.