S
M
T
W
T
F
S
30
104°
79°
31
103°
78°
1
103°
76°
2
103°
78°
3
105°
77°
4
106°
78°
5
103°
78°
6
101°
76°
7
102°
78°
8
101°
79°
9
103°
78°
10
99°
76°
11
104°
75°
12
106°
72°
13
100°
70°
14
94°
67°
15
94°
66°
16
102°
70°
17
101°
68°
18
97°
68°
19
88°
60°
20
83°
66°
21
93°
67°
22
92°
66°
23
88°
66°
24
80°
65°
25
82°
65°
26
84°
64°
27
83°
64°
28
83°
63°
29
82°
62°
30
87°
54°
1
76°
51°
2
77°
50°
3
75°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Crowell
Crowell's September 2026 forecast shows daily high temperatures ranging from 75° to 106°, with overnight lows between 50° and 79°. The average high for September is 91° with an average low of 66°. 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 Crowell. See also: October | November | December.