S
M
T
W
T
F
S
30
94°
70°
31
94°
70°
1
93°
68°
2
93°
65°
3
92°
64°
4
91°
69°
5
93°
69°
6
91°
67°
7
92°
68°
8
90°
69°
9
92°
69°
10
92°
68°
11
91°
67°
12
89°
65°
13
84°
66°
14
84°
66°
15
85°
65°
16
84°
66°
17
84°
65°
18
83°
59°
19
82°
58°
20
81°
58°
21
81°
59°
22
82°
63°
23
84°
64°
24
86°
63°
25
87°
64°
26
86°
62°
27
85°
62°
28
81°
60°
29
85°
57°
30
77°
60°
1
Hist. Avg.
82°
59°
2
Hist. Avg.
81°
59°
3
Hist. Avg.
81°
59°
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 94°, with overnight lows between 57° and 70°. The average high for September is 87° with an average low of 65°. 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.