S
M
T
W
T
F
S
30
99°
74°
31
99°
72°
1
99°
68°
2
99°
70°
3
97°
72°
4
97°
72°
5
99°
70°
6
97°
70°
7
90°
70°
8
97°
72°
9
79°
72°
10
82°
64°
11
84°
60°
12
82°
63°
13
81°
61°
14
90°
73°
15
84°
64°
16
87°
70°
17
86°
67°
18
87°
69°
19
89°
63°
20
79°
63°
21
73°
58°
22
74°
54°
23
72°
54°
24
73°
55°
25
73°
56°
26
76°
57°
27
81°
60°
28
76°
59°
29
75°
58°
30
72°
58°
1
78°
57°
2
78°
57°
3
77°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Cameron
Cameron's September 2026 forecast shows daily high temperatures ranging from 72° to 90°, with overnight lows between 54° and 73°. 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 Cameron. See also: October | November | December.