S
M
T
W
T
F
S
30
88°
66°
31
91°
67°
1
93°
68°
2
91°
69°
3
92°
70°
4
91°
66°
5
91°
68°
6
90°
69°
7
91°
64°
8
87°
68°
9
91°
68°
10
90°
67°
11
88°
68°
12
90°
68°
13
90°
62°
14
85°
61°
15
84°
61°
16
84°
62°
17
85°
66°
18
88°
65°
19
88°
65°
20
87°
66°
21
83°
65°
22
87°
64°
23
86°
65°
24
87°
59°
25
81°
57°
26
84°
62°
27
81°
57°
28
Hist. Avg.
83°
59°
29
Hist. Avg.
82°
59°
30
Hist. Avg.
82°
58°
1
Hist. Avg.
82°
58°
2
Hist. Avg.
81°
58°
3
Hist. Avg.
81°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Swancott
Swancott's September 2026 forecast shows daily high temperatures ranging from 81° to 93°, with overnight lows between 57° and 70°. The average high for September is 88° with an average low of 65°. 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 Swancott. See also: October | November | December.