S
M
T
W
T
F
S
30
87°
66°
31
88°
66°
1
90°
67°
2
91°
66°
3
92°
71°
4
92°
70°
5
91°
71°
6
91°
70°
7
90°
70°
8
89°
69°
9
86°
70°
10
89°
69°
11
90°
68°
12
89°
69°
13
90°
69°
14
89°
68°
15
89°
69°
16
88°
67°
17
89°
62°
18
83°
64°
19
88°
62°
20
83°
60°
21
81°
59°
22
80°
62°
23
81°
64°
24
86°
62°
25
86°
64°
26
87°
64°
27
86°
62°
28
85°
62°
29
84°
61°
30
84°
61°
1
82°
59°
2
84°
61°
3
76°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in White Oak
White Oak's September 2026 forecast shows daily high temperatures ranging from 76° to 92°, with overnight lows between 55° and 71°. The average high for September is 87° with an average low of 65°. 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 White Oak. See also: October | November | December.