S
M
T
W
T
F
S
30
78°
62°
31
80°
63°
1
81°
68°
2
80°
65°
3
76°
61°
4
73°
58°
5
74°
57°
6
76°
59°
7
75°
58°
8
78°
61°
9
78°
61°
10
79°
43°
11
71°
53°
12
73°
54°
13
74°
56°
14
76°
57°
15
77°
57°
16
76°
56°
17
70°
56°
18
76°
57°
19
74°
57°
20
74°
56°
21
72°
56°
22
75°
57°
23
75°
55°
24
72°
51°
25
63°
46°
26
64°
47°
27
69°
51°
28
71°
53°
29
72°
53°
30
72°
52°
1
71°
53°
2
72°
53°
3
71°
52°
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 63° to 81°, with overnight lows between 43° and 68°. The average high for September is 74° with an average low of 56°. 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.