S
M
T
W
T
F
S
30
91°
71°
31
90°
70°
1
93°
72°
2
94°
72°
3
95°
73°
4
95°
74°
5
88°
71°
6
83°
68°
7
86°
65°
8
86°
67°
9
88°
70°
10
81°
69°
11
81°
69°
12
79°
67°
13
85°
66°
14
87°
67°
15
90°
70°
16
88°
68°
17
83°
63°
18
73°
58°
19
74°
56°
20
78°
60°
21
74°
58°
22
77°
60°
23
72°
54°
24
81°
58°
25
80°
58°
26
80°
57°
27
79°
58°
28
79°
58°
29
78°
57°
30
80°
58°
1
76°
54°
2
73°
52°
3
77°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Martin
Martin's September 2026 forecast shows daily high temperatures ranging from 72° to 90°, with overnight lows between 52° and 70°. The average high for September is 79° with an average low of 60°. 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 Martin. See also: October | November | December.