S
M
T
W
T
F
S
30
82°
59°
31
83°
54°
1
82°
50°
2
79°
56°
3
78°
49°
4
73°
49°
5
78°
53°
6
79°
56°
7
79°
47°
8
72°
48°
9
73°
54°
10
72°
53°
11
76°
54°
12
79°
55°
13
80°
53°
14
79°
55°
15
79°
54°
16
81°
52°
17
Hist. Avg.
74°
47°
18
Hist. Avg.
74°
47°
19
Hist. Avg.
73°
47°
20
Hist. Avg.
73°
46°
21
Hist. Avg.
72°
46°
22
Hist. Avg.
72°
45°
23
Hist. Avg.
72°
45°
24
Hist. Avg.
71°
44°
25
Hist. Avg.
71°
44°
26
Hist. Avg.
71°
44°
27
Hist. Avg.
70°
43°
28
Hist. Avg.
70°
43°
29
Hist. Avg.
69°
42°
30
Hist. Avg.
69°
42°
1
Hist. Avg.
68°
41°
2
Hist. Avg.
68°
41°
3
Hist. Avg.
67°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Sheldon
Sheldon's September 2026 forecast shows daily high temperatures ranging from 72° to 83°, with overnight lows between 47° and 59°. The average high for September is 78° with an average low of 53°. 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.