S
M
T
W
T
F
S
30
76°
53°
31
81°
46°
1
89°
49°
2
93°
59°
3
88°
61°
4
96°
55°
5
88°
61°
6
87°
62°
7
86°
56°
8
80°
50°
9
76°
53°
10
84°
54°
11
86°
53°
12
85°
54°
13
82°
52°
14
78°
52°
15
78°
49°
16
76°
47°
17
74°
44°
18
80°
51°
19
65°
45°
20
65°
50°
21
75°
50°
22
74°
49°
23
77°
49°
24
70°
43°
25
61°
37°
26
61°
42°
27
62°
43°
28
70°
47°
29
72°
46°
30
74°
47°
1
66°
45°
2
63°
45°
3
72°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Forsyth
Forsyth's September 2026 forecast shows daily high temperatures ranging from 61° to 96°, with overnight lows between 37° and 62°. The average high for September is 75° with an average low of 49°. 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 Forsyth. See also: October | November | December.