S
M
T
W
T
F
S
30
71°
55°
31
70°
52°
1
69°
63°
2
72°
57°
3
73°
55°
4
71°
54°
5
71°
53°
6
71°
48°
7
76°
47°
8
73°
60°
9
68°
58°
10
65°
44°
11
69°
37°
12
74°
50°
13
68°
45°
14
61°
45°
15
65°
54°
16
69°
49°
17
72°
47°
18
64°
44°
19
59°
49°
20
63°
44°
21
63°
45°
22
62°
47°
23
66°
46°
24
67°
48°
25
68°
48°
26
66°
49°
27
67°
47°
28
64°
46°
29
62°
45°
30
64°
46°
1
62°
47°
2
65°
45°
3
63°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Powassan
Powassan's September 2026 forecast shows daily high temperatures ranging from 59° to 72°, with overnight lows between 44° and 54°. The average high for September is 65° with an average low of 47°. 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 Powassan. See also: October | November | December.
