S
M
T
W
T
F
S
30
102°
73°
31
102°
73°
1
102°
75°
2
100°
75°
3
90°
77°
4
100°
73°
5
100°
73°
6
102°
73°
7
102°
75°
8
102°
77°
9
102°
79°
10
97°
73°
11
100°
72°
12
104°
72°
13
102°
73°
14
100°
75°
15
102°
79°
16
100°
77°
17
100°
73°
18
99°
73°
19
99°
68°
20
99°
72°
21
97°
70°
22
93°
70°
23
95°
72°
24
91°
70°
25
91°
61°
26
93°
66°
27
95°
68°
28
91°
68°
29
95°
72°
30
93°
75°
1
79°
68°
2
77°
68°
3
72°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Caddo
Caddo's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Caddo. See also: October | November | December.