S
M
T
W
T
F
S
30
75°
58°
31
75°
57°
1
74°
54°
2
68°
54°
3
69°
55°
4
69°
54°
5
70°
54°
6
72°
57°
7
75°
56°
8
68°
56°
9
68°
55°
10
71°
56°
11
74°
55°
12
73°
56°
13
74°
56°
14
74°
45°
15
67°
43°
16
64°
46°
17
66°
45°
18
65°
43°
19
63°
48°
20
64°
46°
21
66°
51°
22
68°
51°
23
71°
45°
24
70°
41°
25
63°
46°
26
63°
48°
27
68°
49°
28
68°
49°
29
67°
43°
30
67°
40°
1
62°
40°
2
60°
46°
3
65°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Seal Cove
Seal Cove's September 2026 forecast shows daily high temperatures ranging from 60° to 75°, with overnight lows between 38° and 58°. The average high for September is 68° 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 Seal Cove. See also: October | November | December.