S
M
T
W
T
F
S
30
101°
79°
31
101°
75°
1
101°
78°
2
99°
74°
3
89°
76°
4
99°
75°
5
101°
76°
6
101°
74°
7
99°
76°
8
101°
78°
9
100°
78°
10
97°
75°
11
98°
76°
12
101°
77°
13
100°
75°
14
97°
71°
15
90°
69°
16
92°
67°
17
91°
69°
18
91°
67°
19
90°
64°
20
85°
63°
21
90°
70°
22
90°
69°
23
90°
69°
24
88°
68°
25
80°
68°
26
84°
67°
27
84°
67°
28
86°
66°
29
83°
67°
30
81°
58°
1
75°
55°
2
76°
54°
3
74°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sadler
Sadler's September 2026 forecast shows daily high temperatures ranging from 74° to 101°, with overnight lows between 53° and 78°. The average high for September is 89° with an average low of 68°. 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 Sadler. See also: October | November | December.