S
M
T
W
T
F
S
30
80°
52°
31
76°
66°
1
77°
66°
2
73°
65°
3
83°
70°
4
84°
63°
5
79°
59°
6
72°
52°
7
79°
47°
8
80°
52°
9
79°
55°
10
86°
66°
11
77°
53°
12
76°
48°
13
76°
63°
14
75°
51°
15
68°
48°
16
74°
47°
17
79°
60°
18
81°
58°
19
68°
55°
20
69°
63°
21
70°
61°
22
69°
57°
23
68°
56°
24
N/A
25
67°
58°
26
63°
57°
27
66°
59°
28
67°
58°
29
67°
54°
30
71°
56°
1
74°
58°
2
70°
54°
3
70°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Shinnecock Hills
Shinnecock Hills's September 2026 forecast shows daily high temperatures ranging from 63° to 74°, with overnight lows between 53° and 59°. The average high for September is 68° with an average low of 56°. 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 Shinnecock Hills. See also: October | November | December.