S
M
T
W
T
F
S
30
72°
57°
31
65°
61°
1
82°
57°
2
78°
52°
3
74°
49°
4
69°
58°
5
77°
51°
6
77°
48°
7
69°
56°
8
71°
63°
9
72°
52°
10
69°
43°
11
80°
47°
12
69°
53°
13
64°
40°
14
65°
34°
15
68°
43°
16
64°
39°
17
69°
40°
18
57°
34°
19
68°
38°
20
62°
34°
21
60°
30°
22
N/A
23
64°
50°
24
61°
53°
25
63°
54°
26
66°
55°
27
62°
53°
28
63°
55°
29
59°
53°
30
58°
49°
1
59°
52°
2
56°
52°
3
61°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Eagle Harbor Township
Eagle Harbor Township's September 2026 forecast shows daily high temperatures ranging from 56° to 66°, with overnight lows between 49° and 55°. The average high for September is 61° with an average low of 52°. 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 Eagle Harbor Township. See also: October | November | December.