S
M
T
W
T
F
S
30
66°
60°
31
65°
55°
1
62°
55°
2
63°
54°
3
64°
55°
4
66°
59°
5
62°
54°
6
60°
55°
7
65°
57°
8
63°
50°
9
58°
49°
10
60°
54°
11
59°
54°
12
57°
51°
13
61°
54°
14
63°
57°
15
70°
55°
16
62°
54°
17
60°
53°
18
58°
52°
19
54°
49°
20
52°
45°
21
57°
50°
22
56°
47°
23
53°
44°
24
55°
50°
25
57°
51°
26
58°
50°
27
60°
45°
28
56°
44°
29
57°
49°
30
59°
51°
1
58°
53°
2
57°
55°
3
56°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Baine Harbour
Baine Harbour's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Baine Harbour. See also: October | November | December.