S
M
T
W
T
F
S
30
75°
54°
31
76°
53°
1
74°
53°
2
73°
52°
3
74°
53°
4
74°
51°
5
73°
50°
6
73°
51°
7
72°
51°
8
71°
52°
9
71°
51°
10
72°
51°
11
72°
52°
12
73°
51°
13
70°
47°
14
71°
50°
15
70°
51°
16
70°
51°
17
71°
50°
18
66°
50°
19
65°
50°
20
Hist. Avg.
64°
51°
21
Hist. Avg.
63°
51°
22
Hist. Avg.
63°
51°
23
Hist. Avg.
63°
50°
24
Hist. Avg.
63°
50°
25
Hist. Avg.
62°
50°
26
Hist. Avg.
62°
50°
27
Hist. Avg.
62°
50°
28
Hist. Avg.
62°
50°
29
Hist. Avg.
61°
49°
30
Hist. Avg.
61°
49°
1
Hist. Avg.
61°
49°
2
Hist. Avg.
61°
49°
3
Hist. Avg.
60°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Wainscott
Wainscott's September 2026 forecast shows daily high temperatures ranging from 65° to 76°, with overnight lows between 47° and 54°. 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 Wainscott. See also: October | November | December.