S
M
T
W
T
F
S
30
85°
64°
31
86°
62°
1
81°
59°
2
81°
58°
3
82°
58°
4
80°
57°
5
81°
58°
6
82°
61°
7
83°
59°
8
83°
57°
9
80°
57°
10
82°
61°
11
85°
62°
12
84°
63°
13
85°
62°
14
85°
62°
15
84°
61°
16
84°
61°
17
83°
62°
18
84°
61°
19
83°
60°
20
80°
59°
21
82°
54°
22
77°
52°
23
75°
57°
24
76°
59°
25
Hist. Avg.
80°
56°
26
Hist. Avg.
80°
56°
27
Hist. Avg.
79°
56°
28
Hist. Avg.
79°
55°
29
Hist. Avg.
79°
55°
30
Hist. Avg.
78°
54°
1
Hist. Avg.
78°
54°
2
Hist. Avg.
78°
54°
3
Hist. Avg.
77°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Rocky Mound
Rocky Mound's September 2026 forecast shows daily high temperatures ranging from 75° to 86°, with overnight lows between 52° and 64°. The average high for September is 82° with an average low of 59°. 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 Rocky Mound. See also: October | November | December.