S
M
T
W
T
F
S
30
90°
67°
31
90°
67°
1
95°
67°
2
99°
70°
3
99°
69°
4
100°
71°
5
90°
68°
6
77°
66°
7
84°
60°
8
85°
57°
9
90°
63°
10
92°
70°
11
82°
65°
12
78°
65°
13
85°
66°
14
89°
65°
15
88°
66°
16
86°
60°
17
77°
59°
18
77°
56°
19
79°
56°
20
74°
54°
21
76°
60°
22
80°
60°
23
76°
60°
24
76°
59°
25
77°
58°
26
80°
59°
27
80°
59°
28
79°
58°
29
79°
58°
30
78°
57°
1
78°
58°
2
77°
57°
3
78°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Timberlake
Timberlake's September 2026 forecast shows daily high temperatures ranging from 74° to 92°, with overnight lows between 54° and 70°. The average high for September is 81° with an average low of 60°. 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 Timberlake. See also: October | November | December.