S
M
T
W
T
F
S
30
67°
52°
31
66°
50°
1
67°
50°
2
68°
52°
3
68°
55°
4
70°
56°
5
67°
58°
6
73°
56°
7
72°
54°
8
69°
49°
9
66°
50°
10
66°
52°
11
67°
54°
12
69°
55°
13
68°
51°
14
67°
52°
15
70°
53°
16
68°
54°
17
70°
55°
18
67°
54°
19
68°
54°
20
69°
53°
21
69°
52°
22
70°
46°
23
64°
50°
24
61°
50°
25
61°
47°
26
60°
44°
27
60°
45°
28
59°
44°
29
59°
46°
30
60°
43°
1
58°
43°
2
58°
42°
3
59°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Eastern Passage
Eastern Passage's September 2026 forecast shows daily high temperatures ranging from 58° to 73°, with overnight lows between 42° and 58°. The average high for September is 66° with an average low of 50°. 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 Eastern Passage. See also: October | November | December.