S
M
T
W
T
F
S
30
98°
75°
31
96°
74°
1
82°
75°
2
85°
77°
3
90°
75°
4
90°
74°
5
91°
74°
6
91°
74°
7
93°
74°
8
91°
75°
9
90°
74°
10
90°
75°
11
91°
75°
12
90°
75°
13
89°
76°
14
88°
75°
15
89°
74°
16
87°
73°
17
89°
72°
18
86°
73°
19
87°
70°
20
83°
68°
21
87°
69°
22
88°
73°
23
88°
72°
24
87°
73°
25
88°
73°
26
86°
72°
27
86°
72°
28
85°
71°
29
85°
72°
30
84°
71°
1
80°
63°
2
77°
62°
3
78°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Stowell
Stowell's September 2026 forecast shows daily high temperatures ranging from 77° to 91°, with overnight lows between 62° and 76°. The average high for September is 87° with an average low of 72°. 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 Stowell. See also: October | November | December.