S
M
T
W
T
F
S
31
86°
71°
1
89°
68°
2
92°
65°
3
92°
61°
4
103°
62°
5
99°
65°
6
79°
60°
7
83°
62°
8
87°
59°
9
91°
59°
10
96°
61°
11
97°
60°
12
96°
69°
13
95°
71°
14
95°
73°
15
94°
73°
16
95°
67°
17
95°
64°
18
93°
64°
19
95°
66°
20
95°
69°
21
98°
71°
22
98°
71°
23
99°
74°
24
85°
67°
25
85°
61°
26
88°
55°
27
90°
57°
28
88°
58°
29
85°
57°
30
89°
64°
1
93°
63°
2
93°
64°
3
92°
64°
4
89°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Graham
Graham's September 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Graham. See also: October | November | December.