S
M
T
W
T
F
S
30
84°
77°
31
86°
77°
1
85°
78°
2
85°
79°
3
84°
77°
4
88°
71°
5
89°
75°
6
89°
74°
7
84°
75°
8
N/A
9
90°
75°
10
90°
74°
11
88°
75°
12
90°
75°
13
89°
74°
14
90°
75°
15
89°
74°
16
90°
75°
17
88°
74°
18
89°
73°
19
88°
72°
20
87°
74°
21
88°
72°
22
87°
74°
23
86°
73°
24
86°
74°
25
85°
74°
26
86°
73°
27
86°
74°
28
85°
74°
29
86°
73°
30
85°
73°
1
84°
72°
2
85°
73°
3
87°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Oak Hill
Oak Hill's September 2026 forecast shows daily high temperatures ranging from 84° to 90°, with overnight lows between 72° and 75°. The average high for September is 87° 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 Oak Hill. See also: October | November | December.