S
M
T
W
T
F
S
30
81°
59°
31
81°
61°
1
80°
62°
2
81°
58°
3
80°
51°
4
72°
50°
5
72°
55°
6
73°
60°
7
79°
60°
8
79°
58°
9
76°
51°
10
74°
58°
11
78°
57°
12
78°
59°
13
77°
59°
14
78°
58°
15
78°
55°
16
76°
53°
17
72°
53°
18
76°
49°
19
68°
46°
20
67°
45°
21
64°
44°
22
66°
54°
23
67°
49°
24
66°
45°
25
64°
44°
26
65°
52°
27
70°
53°
28
72°
50°
29
71°
47°
30
67°
49°
1
63°
48°
2
69°
43°
3
62°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sanborn
Sanborn's September 2026 forecast shows daily high temperatures ranging from 62° to 81°, with overnight lows between 43° and 62°. The average high for September is 73° 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 Sanborn. See also: October | November | December.