S
M
T
W
T
F
S
30
94°
77°
31
93°
76°
1
91°
77°
2
94°
77°
3
94°
79°
4
95°
78°
5
95°
78°
6
93°
79°
7
93°
78°
8
92°
77°
9
94°
78°
10
93°
78°
11
94°
77°
12
94°
77°
13
93°
76°
14
93°
77°
15
91°
76°
16
90°
76°
17
89°
75°
18
91°
76°
19
91°
70°
20
87°
72°
21
86°
75°
22
88°
75°
23
90°
73°
24
89°
74°
25
90°
75°
26
91°
74°
27
91°
73°
28
90°
74°
29
88°
73°
30
89°
74°
1
Hist. Avg.
88°
71°
2
Hist. Avg.
88°
71°
3
Hist. Avg.
87°
70°
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 86° to 95°, with overnight lows between 70° and 79°. The average high for September is 91° with an average low of 76°. 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.