S
M
T
W
T
F
S
30
82°
54°
31
81°
48°
1
78°
47°
2
74°
49°
3
74°
48°
4
75°
47°
5
73°
47°
6
73°
46°
7
74°
46°
8
73°
47°
9
73°
51°
10
71°
46°
11
73°
48°
12
75°
47°
13
76°
49°
14
75°
48°
15
70°
45°
16
70°
45°
17
68°
44°
18
69°
47°
19
68°
43°
20
74°
50°
21
74°
49°
22
Hist. Avg.
70°
45°
23
Hist. Avg.
70°
44°
24
Hist. Avg.
70°
44°
25
Hist. Avg.
69°
43°
26
Hist. Avg.
69°
43°
27
Hist. Avg.
68°
42°
28
Hist. Avg.
68°
42°
29
Hist. Avg.
67°
42°
30
Hist. Avg.
67°
41°
1
Hist. Avg.
67°
41°
2
Hist. Avg.
66°
40°
3
Hist. Avg.
66°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Sanford
Sanford's September 2026 forecast shows daily high temperatures ranging from 68° to 82°, with overnight lows between 43° and 54°. The average high for September is 74° with an average low of 47°. 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 Sanford. See also: October | November | December.