S
M
T
W
T
F
S
30
85°
59°
31
84°
59°
1
86°
53°
2
83°
51°
3
74°
58°
4
74°
58°
5
83°
51°
6
83°
46°
7
73°
47°
8
73°
52°
9
75°
53°
10
74°
56°
11
72°
55°
12
80°
51°
13
80°
46°
14
71°
43°
15
69°
43°
16
69°
44°
17
70°
50°
18
74°
42°
19
78°
43°
20
68°
47°
21
69°
52°
22
78°
51°
23
78°
52°
24
76°
52°
25
77°
51°
26
79°
51°
27
78°
46°
28
75°
45°
29
64°
46°
30
63°
45°
1
72°
44°
2
67°
49°
3
62°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Fulton
Fulton's September 2026 forecast shows daily high temperatures ranging from 62° to 86°, with overnight lows between 35° and 59°. 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 Fulton. See also: October | November | December.