S
M
T
W
T
F
S
30
80°
49°
31
76°
61°
1
72°
59°
2
72°
55°
3
73°
56°
4
74°
57°
5
77°
53°
6
68°
52°
7
63°
48°
8
67°
49°
9
66°
52°
10
62°
49°
11
63°
49°
12
60°
46°
13
59°
46°
14
60°
44°
15
65°
49°
16
64°
48°
17
64°
50°
18
65°
50°
19
64°
49°
20
65°
50°
21
65°
49°
22
62°
47°
23
61°
46°
24
63°
48°
25
62°
46°
26
60°
46°
27
61°
45°
28
59°
44°
29
57°
43°
30
54°
44°
1
58°
44°
2
57°
42°
3
56°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sandy Lake Indian Reserve No. 88
Sandy Lake Indian Reserve No. 88's September 2026 forecast shows daily high temperatures ranging from 54° to 77°, with overnight lows between 42° and 59°. The average high for September is 64° with an average low of 48°. 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 Sandy Lake Indian Reserve No. 88. See also: October | November | December.