S
M
T
W
T
F
S
30
87°
64°
31
89°
63°
1
89°
63°
2
88°
62°
3
88°
63°
4
87°
64°
5
88°
62°
6
87°
55°
7
85°
53°
8
78°
57°
9
77°
60°
10
75°
61°
11
82°
60°
12
83°
61°
13
85°
51°
14
84°
50°
15
75°
50°
16
72°
51°
17
73°
49°
18
74°
52°
19
78°
47°
20
73°
48°
21
72°
54°
22
74°
56°
23
81°
55°
24
81°
57°
25
80°
57°
26
82°
55°
27
83°
56°
28
79°
51°
29
76°
52°
30
77°
51°
1
78°
50°
2
80°
53°
3
71°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Powhattan
Powhattan's September 2026 forecast shows daily high temperatures ranging from 71° to 89°, with overnight lows between 41° and 64°. The average high for September is 80° with an average low of 55°. 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 Powhattan. See also: October | November | December.