S
M
T
W
T
F
S
30
88°
68°
31
93°
65°
1
97°
72°
2
98°
72°
3
99°
73°
4
97°
71°
5
90°
67°
6
84°
64°
7
83°
64°
8
82°
65°
9
80°
63°
10
82°
65°
11
85°
64°
12
82°
63°
13
81°
60°
14
82°
62°
15
82°
66°
16
80°
66°
17
79°
65°
18
81°
61°
19
77°
58°
20
76°
59°
21
78°
61°
22
78°
62°
23
80°
63°
24
82°
64°
25
81°
64°
26
77°
63°
27
78°
64°
28
77°
63°
29
78°
62°
30
77°
61°
1
73°
61°
2
73°
60°
3
76°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Roanoke Rapids
Roanoke Rapids's September 2026 forecast shows daily high temperatures ranging from 73° to 99°, with overnight lows between 58° and 73°. The average high for September is 82° with an average low of 64°. 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 Roanoke Rapids. See also: October | November | December.