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
102°
77°
8
101°
77°
9
100°
80°
10
99°
74°
11
95°
75°
12
102°
77°
13
100°
78°
14
99°
77°
15
98°
77°
16
100°
74°
17
97°
74°
18
92°
69°
19
88°
65°
20
84°
62°
21
88°
64°
22
89°
65°
23
88°
63°
24
84°
62°
25
88°
68°
26
87°
68°
27
87°
67°
28
86°
67°
29
87°
66°
30
86°
66°
1
86°
65°
2
85°
65°
3
86°
64°
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 84° to 102°, with overnight lows between 62° and 78°. The average high for September is 91° with an average low of 69°. 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.