S
M
T
W
T
F
S
30
77°
61°
31
78°
63°
1
81°
68°
2
80°
65°
3
76°
61°
4
73°
58°
5
74°
57°
6
76°
59°
7
78°
58°
8
78°
61°
9
75°
58°
10
74°
57°
11
74°
44°
12
73°
54°
13
74°
56°
14
68°
51°
15
68°
54°
16
73°
56°
17
72°
51°
18
65°
46°
19
65°
48°
20
72°
55°
21
75°
57°
22
75°
57°
23
74°
54°
24
73°
51°
25
72°
53°
26
72°
53°
27
73°
54°
28
73°
53°
29
71°
47°
30
63°
43°
1
61°
45°
2
69°
52°
3
71°
51°
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 61° to 81°, with overnight lows between 43° and 68°. The average high for September is 73° with an average low of 55°. 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.