S
M
T
W
T
F
S
30
100°
73°
31
98°
75°
1
90°
75°
2
88°
77°
3
89°
74°
4
96°
73°
5
91°
75°
6
94°
74°
7
96°
75°
8
96°
75°
9
95°
74°
10
93°
74°
11
93°
73°
12
96°
75°
13
94°
76°
14
96°
73°
15
97°
74°
16
97°
74°
17
96°
74°
18
94°
67°
19
97°
70°
20
97°
71°
21
97°
71°
22
98°
72°
23
95°
71°
24
92°
67°
25
93°
68°
26
90°
66°
27
88°
64°
28
89°
67°
29
90°
66°
30
90°
66°
1
85°
62°
2
83°
67°
3
86°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in DeRidder
DeRidder's September 2026 forecast shows daily high temperatures ranging from 83° to 98°, with overnight lows between 62° and 72°. The average high for September is 92° with an average low of 68°. 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 DeRidder. See also: October | November | December.