S
M
T
W
T
F
S
30
83°
67°
31
92°
68°
1
94°
70°
2
95°
69°
3
92°
67°
4
92°
67°
5
90°
66°
6
84°
63°
7
81°
62°
8
83°
63°
9
83°
61°
10
79°
57°
11
77°
55°
12
76°
57°
13
78°
58°
14
79°
56°
15
81°
61°
16
82°
62°
17
82°
61°
18
81°
62°
19
82°
62°
20
82°
61°
21
81°
61°
22
82°
60°
23
82°
60°
24
81°
59°
25
81°
60°
26
80°
58°
27
81°
59°
28
80°
59°
29
79°
58°
30
79°
57°
1
78°
56°
2
78°
56°
3
77°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Graymont
Graymont's September 2026 forecast shows daily high temperatures ranging from 76° to 95°, with overnight lows between 55° and 70°. The average high for September is 82° with an average low of 61°. 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 Graymont. See also: October | November | December.