S
M
T
W
T
F
S
30
84°
66°
31
87°
65°
1
86°
65°
2
88°
64°
3
88°
64°
4
87°
63°
5
82°
64°
6
87°
63°
7
84°
60°
8
78°
58°
9
79°
62°
10
78°
63°
11
85°
62°
12
84°
63°
13
85°
63°
14
85°
61°
15
84°
60°
16
76°
58°
17
78°
52°
18
75°
54°
19
76°
50°
20
74°
50°
21
73°
51°
22
73°
56°
23
75°
57°
24
80°
57°
25
80°
58°
26
79°
57°
27
80°
58°
28
79°
54°
29
78°
53°
30
77°
52°
1
75°
51°
2
78°
54°
3
71°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Flint Hill
Flint Hill's September 2026 forecast shows daily high temperatures ranging from 71° to 88°, with overnight lows between 46° and 66°. The average high for September is 80° with an average low of 58°. 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 Flint Hill. See also: October | November | December.