S
M
T
W
T
F
S
30
93°
67°
31
94°
73°
1
98°
74°
2
99°
75°
3
100°
76°
4
98°
74°
5
96°
72°
6
92°
71°
7
92°
70°
8
91°
67°
9
92°
71°
10
90°
67°
11
87°
65°
12
82°
65°
13
87°
64°
14
83°
60°
15
78°
64°
16
77°
64°
17
79°
63°
18
83°
64°
19
84°
64°
20
83°
63°
21
82°
63°
22
83°
62°
23
84°
61°
24
84°
62°
25
83°
62°
26
84°
60°
27
83°
61°
28
83°
61°
29
82°
60°
30
83°
61°
1
82°
60°
2
81°
60°
3
81°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Cumberland City
Cumberland City's September 2026 forecast shows daily high temperatures ranging from 77° to 100°, with overnight lows between 59° and 76°. The average high for September is 86° with an average low of 65°. 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 Cumberland City. See also: October | November | December.