S
M
T
W
T
F
S
30
93°
63°
31
94°
68°
1
95°
69°
2
97°
71°
3
97°
70°
4
93°
70°
5
86°
64°
6
85°
57°
7
86°
62°
8
86°
64°
9
89°
68°
10
90°
62°
11
84°
63°
12
84°
62°
13
81°
62°
14
82°
57°
15
83°
54°
16
80°
59°
17
80°
59°
18
76°
59°
19
83°
59°
20
79°
58°
21
79°
59°
22
78°
57°
23
77°
54°
24
73°
55°
25
79°
56°
26
78°
54°
27
73°
49°
28
69°
45°
29
67°
45°
30
68°
46°
1
67°
44°
2
70°
53°
3
73°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Piketon
Piketon's September 2026 forecast shows daily high temperatures ranging from 67° to 97°, with overnight lows between 44° and 71°. 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 Piketon. See also: October | November | December.