S
M
T
W
T
F
S
30
76°
53°
31
74°
56°
1
71°
55°
2
73°
55°
3
76°
50°
4
74°
54°
5
74°
54°
6
73°
53°
7
76°
54°
8
75°
54°
9
75°
53°
10
74°
54°
11
75°
54°
12
74°
53°
13
75°
53°
14
74°
52°
15
74°
51°
16
73°
46°
17
72°
44°
18
66°
51°
19
67°
52°
20
72°
52°
21
71°
51°
22
71°
45°
23
68°
47°
24
63°
46°
25
63°
48°
26
Hist. Avg.
62°
45°
27
Hist. Avg.
62°
45°
28
Hist. Avg.
62°
44°
29
Hist. Avg.
61°
44°
30
Hist. Avg.
61°
44°
1
Hist. Avg.
61°
44°
2
Hist. Avg.
60°
43°
3
Hist. Avg.
60°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in LaHave Islands
LaHave Islands's September 2026 forecast shows daily high temperatures ranging from 63° to 76°, with overnight lows between 44° and 56°. The average high for September is 72° with an average low of 51°. 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 LaHave Islands. See also: October | November | December.