S
M
T
W
T
F
S
30
95°
78°
31
95°
78°
1
94°
77°
2
93°
77°
3
95°
78°
4
95°
78°
5
91°
77°
6
86°
77°
7
90°
76°
8
91°
76°
9
93°
75°
10
93°
76°
11
92°
76°
12
93°
75°
13
93°
76°
14
93°
74°
15
94°
73°
16
91°
72°
17
92°
75°
18
87°
73°
19
89°
74°
20
90°
72°
21
88°
73°
22
86°
72°
23
88°
70°
24
89°
69°
25
90°
68°
26
91°
71°
27
90°
72°
28
89°
72°
29
88°
71°
30
87°
71°
1
88°
70°
2
87°
68°
3
84°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Brook Smith
Brook Smith's September 2026 forecast shows daily high temperatures ranging from 84° to 95°, with overnight lows between 68° and 78°. The average high for September is 91° with an average low of 74°. 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 Brook Smith. See also: October | November | December.