S
M
T
W
T
F
S
30
84°
64°
31
85°
64°
1
87°
63°
2
88°
63°
3
89°
68°
4
89°
68°
5
88°
67°
6
88°
68°
7
87°
67°
8
86°
66°
9
83°
67°
10
86°
66°
11
87°
65°
12
86°
66°
13
86°
66°
14
85°
65°
15
86°
66°
16
86°
64°
17
85°
59°
18
79°
61°
19
84°
58°
20
80°
57°
21
78°
56°
22
76°
58°
23
78°
61°
24
83°
59°
25
83°
61°
26
82°
61°
27
83°
59°
28
82°
59°
29
81°
58°
30
81°
58°
1
80°
56°
2
81°
58°
3
74°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Gallaway
Gallaway's September 2026 forecast shows daily high temperatures ranging from 74° to 89°, with overnight lows between 52° and 68°. The average high for September is 84° with an average low of 62°. 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 Gallaway. See also: October | November | December.