S
M
T
W
T
F
S
30
81°
62°
31
82°
66°
1
86°
65°
2
86°
65°
3
85°
64°
4
85°
57°
5
79°
58°
6
79°
59°
7
82°
63°
8
83°
64°
9
84°
63°
10
78°
62°
11
84°
63°
12
84°
63°
13
83°
62°
14
83°
62°
15
84°
61°
16
84°
61°
17
83°
62°
18
82°
55°
19
81°
54°
20
78°
51°
21
74°
51°
22
74°
56°
23
76°
55°
24
80°
50°
25
73°
49°
26
74°
51°
27
73°
50°
28
77°
54°
29
78°
55°
30
79°
54°
1
78°
55°
2
77°
54°
3
72°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Locust Grove
Locust Grove's September 2026 forecast shows daily high temperatures ranging from 72° to 86°, with overnight lows between 49° and 66°. The average high for September is 80° with an average low of 58°. 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 Locust Grove. See also: October | November | December.