S
M
T
W
T
F
S
30
86°
66°
31
87°
66°
1
82°
65°
2
82°
66°
3
83°
66°
4
82°
65°
5
82°
64°
6
81°
63°
7
86°
63°
8
81°
59°
9
81°
58°
10
82°
62°
11
80°
58°
12
85°
59°
13
84°
64°
14
85°
56°
15
82°
55°
16
78°
56°
17
78°
55°
18
81°
56°
19
84°
56°
20
83°
55°
21
83°
58°
22
82°
60°
23
83°
55°
24
80°
57°
25
82°
53°
26
81°
59°
27
81°
58°
28
80°
58°
29
81°
57°
30
81°
58°
1
80°
57°
2
80°
57°
3
81°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Rutherfordton
Rutherfordton's September 2026 forecast shows daily high temperatures ranging from 78° to 87°, with overnight lows between 53° and 66°. 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 Rutherfordton. See also: October | November | December.