S
M
T
W
T
F
S
30
90°
72°
31
90°
72°
1
91°
71°
2
89°
73°
3
92°
72°
4
92°
75°
5
91°
74°
6
92°
73°
7
90°
72°
8
89°
74°
9
91°
73°
10
89°
73°
11
88°
72°
12
87°
73°
13
88°
73°
14
88°
72°
15
87°
72°
16
86°
71°
17
89°
71°
18
89°
70°
19
88°
71°
20
89°
70°
21
88°
70°
22
89°
69°
23
89°
70°
24
88°
70°
25
88°
69°
26
86°
67°
27
87°
68°
28
87°
68°
29
86°
67°
30
86°
66°
1
85°
66°
2
87°
67°
3
86°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Raceland
Raceland's September 2026 forecast shows daily high temperatures ranging from 85° to 92°, with overnight lows between 65° and 75°. The average high for September is 88° with an average low of 71°. 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 Raceland. See also: October | November | December.