S
M
T
W
T
F
S
30
88°
64°
31
90°
66°
1
95°
68°
2
93°
70°
3
90°
68°
4
93°
70°
5
77°
64°
6
81°
63°
7
79°
59°
8
84°
55°
9
88°
59°
10
90°
68°
11
79°
68°
12
79°
70°
13
86°
70°
14
79°
57°
15
75°
52°
16
82°
54°
17
88°
63°
18
86°
68°
19
78°
67°
20
85°
67°
21
74°
64°
22
68°
60°
23
65°
57°
24
67°
54°
25
70°
53°
26
71°
52°
27
74°
52°
28
73°
50°
29
75°
52°
30
78°
53°
1
79°
51°
2
77°
57°
3
71°
56°
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 65° to 86°, with overnight lows between 50° and 68°. The average high for September is 74° 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 Locust Grove. See also: October | November | December.