S
M
T
W
T
F
S
30
66°
48°
31
69°
51°
1
68°
50°
2
67°
49°
3
66°
48°
4
66°
48°
5
61°
47°
6
65°
48°
7
65°
48°
8
64°
47°
9
64°
48°
10
65°
47°
11
65°
47°
12
64°
48°
13
66°
47°
14
64°
45°
15
54°
45°
16
55°
44°
17
56°
45°
18
61°
45°
19
62°
44°
20
57°
43°
21
51°
42°
22
51°
40°
23
57°
43°
24
59°
43°
25
57°
33°
26
57°
31°
27
48°
36°
28
47°
37°
29
51°
31°
30
50°
29°
1
49°
27°
2
43°
26°
3
42°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Attawapiskat Indian Reserve No. 91A
Attawapiskat Indian Reserve No. 91A's September 2026 forecast shows daily high temperatures ranging from 42° to 69°, with overnight lows between 26° and 51°. The average high for September is 59° with an average low of 42°. 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 Attawapiskat Indian Reserve No. 91A. See also: October | November | December.