S
M
T
W
T
F
S
30
85°
54°
31
86°
55°
1
87°
55°
2
87°
54°
3
81°
54°
4
81°
53°
5
83°
53°
6
82°
54°
7
80°
54°
8
81°
53°
9
80°
53°
10
81°
52°
11
81°
52°
12
80°
51°
13
85°
52°
14
83°
52°
15
84°
51°
16
83°
53°
17
79°
53°
18
79°
52°
19
85°
54°
20
85°
52°
21
78°
49°
22
79°
51°
23
83°
50°
24
86°
51°
25
85°
52°
26
84°
50°
27
85°
45°
28
78°
45°
29
77°
47°
30
77°
49°
1
81°
49°
2
84°
51°
3
83°
53°
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 77° to 87°, with overnight lows between 45° and 55°. The average high for September is 82° with an average low of 52°. 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.