S
M
T
W
T
F
S
30
86°
75°
31
90°
75°
1
93°
75°
2
95°
75°
3
92°
76°
4
91°
77°
5
96°
76°
6
96°
74°
7
88°
75°
8
84°
72°
9
89°
73°
10
92°
74°
11
93°
72°
12
91°
73°
13
93°
75°
14
96°
77°
15
89°
77°
16
89°
70°
17
89°
67°
18
94°
69°
19
95°
71°
20
91°
74°
21
90°
75°
22
88°
74°
23
76°
68°
24
72°
63°
25
77°
55°
26
82°
53°
27
87°
53°
28
87°
60°
29
88°
61°
30
87°
69°
1
90°
67°
2
89°
71°
3
82°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sheldon
Sheldon'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 Sheldon. See also: October | November | December.