S
M
T
W
T
F
S
30
97°
70°
31
97°
71°
1
99°
72°
2
99°
71°
3
98°
72°
4
99°
73°
5
100°
72°
6
103°
72°
7
101°
69°
8
100°
75°
9
98°
71°
10
99°
70°
11
92°
74°
12
96°
73°
13
99°
74°
14
97°
72°
15
101°
75°
16
101°
72°
17
100°
71°
18
99°
72°
19
98°
72°
20
94°
71°
21
91°
68°
22
86°
66°
23
88°
67°
24
88°
66°
25
89°
65°
26
84°
61°
27
89°
66°
28
88°
67°
29
88°
66°
30
87°
67°
1
88°
67°
2
88°
66°
3
87°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Schlater
Schlater's September 2026 forecast shows daily high temperatures ranging from 84° to 101°, with overnight lows between 61° and 75°. The average high for September is 92° 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 Schlater. See also: October | November | December.