S
M
T
W
T
F
S
30
94°
71°
31
97°
73°
1
98°
71°
2
99°
75°
3
100°
75°
4
99°
73°
5
100°
75°
6
99°
73°
7
91°
72°
8
93°
73°
9
93°
72°
10
92°
73°
11
89°
72°
12
87°
71°
13
89°
72°
14
93°
71°
15
89°
64°
16
88°
62°
17
87°
65°
18
86°
64°
19
83°
60°
20
85°
63°
21
84°
60°
22
85°
61°
23
82°
58°
24
86°
62°
25
85°
62°
26
84°
60°
27
84°
58°
28
85°
61°
29
86°
61°
30
85°
60°
1
85°
61°
2
84°
60°
3
84°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Gray
Gray's September 2026 forecast shows daily high temperatures ranging from 82° to 93°, with overnight lows between 58° and 73°. The average high for September is 86° with an average low of 63°. 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 Gray. See also: October | November | December.