S
M
T
W
T
F
S
30
89°
64°
31
89°
64°
1
87°
63°
2
86°
63°
3
82°
60°
4
81°
57°
5
82°
60°
6
84°
63°
7
87°
60°
8
85°
62°
9
83°
62°
10
84°
61°
11
82°
56°
12
79°
56°
13
79°
60°
14
82°
60°
15
81°
59°
16
84°
59°
17
83°
58°
18
83°
58°
19
82°
53°
20
76°
50°
21
75°
51°
22
76°
52°
23
79°
56°
24
80°
57°
25
81°
56°
26
80°
49°
27
75°
50°
28
74°
48°
29
72°
47°
30
73°
52°
1
74°
55°
2
Hist. Avg.
75°
51°
3
Hist. Avg.
74°
51°
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 72° to 89°, with overnight lows between 47° and 64°. The average high for September is 81° with an average low of 57°. 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.