S
M
T
W
T
F
S
30
98°
74°
31
100°
74°
1
96°
77°
2
102°
77°
3
98°
78°
4
93°
79°
5
97°
75°
6
96°
78°
7
99°
75°
8
101°
76°
9
93°
76°
10
95°
75°
11
102°
75°
12
99°
79°
13
97°
76°
14
99°
75°
15
100°
76°
16
98°
76°
17
95°
76°
18
95°
74°
19
96°
69°
20
97°
70°
21
99°
75°
22
98°
71°
23
98°
74°
24
97°
73°
25
97°
72°
26
93°
68°
27
97°
68°
28
96°
73°
29
96°
72°
30
95°
75°
1
92°
74°
2
83°
73°
3
87°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Schulenburg
Schulenburg's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Schulenburg. See also: October | November | December.