S
M
T
W
T
F
S
30
84°
46°
31
75°
50°
1
73°
52°
2
74°
59°
3
70°
56°
4
75°
50°
5
79°
46°
6
82°
49°
7
89°
47°
8
98°
50°
9
98°
56°
10
101°
56°
11
79°
55°
12
86°
48°
13
82°
49°
14
85°
48°
15
85°
46°
16
75°
52°
17
76°
49°
18
85°
48°
19
84°
49°
20
76°
54°
21
73°
54°
22
78°
50°
23
91°
48°
24
87°
50°
25
85°
45°
26
78°
49°
27
75°
46°
28
83°
48°
29
94°
50°
30
91°
49°
1
88°
50°
2
87°
48°
3
87°
48°
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 75° to 94°, with overnight lows between 45° and 50°. The average high for September is 86° with an average low of 48°. 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.