S
M
T
W
T
F
S
30
91°
70°
31
91°
70°
1
90°
69°
2
91°
70°
3
90°
68°
4
90°
69°
5
89°
69°
6
90°
68°
7
91°
69°
8
91°
68°
9
90°
69°
10
91°
69°
11
90°
68°
12
90°
69°
13
90°
68°
14
88°
64°
15
81°
64°
16
87°
63°
17
88°
62°
18
89°
56°
19
78°
54°
20
78°
55°
21
82°
56°
22
84°
56°
23
86°
60°
24
85°
58°
25
80°
60°
26
84°
60°
27
83°
59°
28
83°
58°
29
75°
51°
30
75°
51°
1
79°
56°
2
83°
55°
3
82°
56°
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 75° to 91°, with overnight lows between 51° and 70°. The average high for September is 86° with an average low of 62°. 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.