S
M
T
W
T
F
S
30
85°
66°
31
89°
66°
1
91°
65°
2
92°
66°
3
91°
66°
4
91°
67°
5
90°
68°
6
87°
66°
7
75°
65°
8
81°
61°
9
86°
58°
10
89°
60°
11
90°
62°
12
80°
68°
13
85°
65°
14
88°
61°
15
84°
60°
16
85°
61°
17
86°
64°
18
86°
64°
19
82°
63°
20
83°
61°
21
81°
61°
22
76°
60°
23
75°
57°
24
77°
54°
25
73°
52°
26
75°
51°
27
75°
52°
28
74°
49°
29
76°
54°
30
77°
53°
1
76°
53°
2
77°
54°
3
77°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Mars Hill
Mars Hill's September 2026 forecast shows daily high temperatures ranging from 73° to 86°, with overnight lows between 49° and 64°. The average high for September is 79° 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 Mars Hill. See also: October | November | December.