S
M
T
W
T
F
S
30
63°
58°
31
65°
59°
1
67°
59°
2
68°
56°
3
64°
54°
4
66°
55°
5
67°
55°
6
67°
55°
7
67°
56°
8
66°
56°
9
68°
58°
10
67°
56°
11
68°
56°
12
67°
57°
13
66°
55°
14
62°
52°
15
63°
56°
16
59°
55°
17
59°
55°
18
60°
54°
19
58°
54°
20
58°
52°
21
57°
50°
22
57°
51°
23
58°
48°
24
57°
48°
25
59°
48°
26
59°
51°
27
63°
54°
28
59°
53°
29
56°
51°
30
61°
52°
1
61°
53°
2
57°
52°
3
59°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Sturdies Bay
Sturdies Bay's September 2026 forecast shows daily high temperatures ranging from 56° to 68°, with overnight lows between 48° and 59°. The average high for September is 62° with an average low of 54°. 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 Sturdies Bay. See also: October | November | December.