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
75°
60°
14
88°
71°
15
83°
65°
16
85°
67°
17
82°
67°
18
87°
66°
19
83°
59°
20
72°
56°
21
70°
53°
22
73°
54°
23
75°
54°
24
78°
55°
25
78°
56°
26
76°
52°
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 70° to 88°, with overnight lows between 52° and 71°. The average high for September is 78° with an average low of 59°. 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.