S
M
T
W
T
F
S
30
82°
62°
31
84°
61°
1
85°
62°
2
82°
62°
3
79°
58°
4
82°
59°
5
81°
58°
6
80°
58°
7
75°
55°
8
77°
56°
9
76°
51°
10
73°
53°
11
72°
50°
12
72°
49°
13
74°
50°
14
76°
52°
15
77°
54°
16
77°
53°
17
76°
53°
18
77°
54°
19
75°
54°
20
76°
53°
21
76°
53°
22
75°
52°
23
76°
52°
24
75°
49°
25
67°
44°
26
69°
48°
27
72°
48°
28
72°
49°
29
73°
49°
30
72°
48°
1
73°
48°
2
73°
49°
3
72°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Flinton
Flinton's September 2026 forecast shows daily high temperatures ranging from 67° to 85°, with overnight lows between 44° and 62°. The average high for September is 76° with an average low of 53°. 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 Flinton. See also: October | November | December.