S
M
T
W
T
F
S
30
89°
70°
31
90°
71°
1
90°
69°
2
86°
69°
3
87°
68°
4
88°
70°
5
89°
70°
6
88°
71°
7
89°
70°
8
88°
69°
9
89°
70°
10
86°
70°
11
88°
69°
12
88°
67°
13
87°
68°
14
83°
68°
15
86°
67°
16
85°
68°
17
86°
65°
18
85°
63°
19
82°
64°
20
82°
67°
21
84°
63°
22
83°
64°
23
85°
62°
24
84°
64°
25
85°
66°
26
84°
65°
27
85°
63°
28
84°
64°
29
82°
63°
30
83°
61°
1
Hist. Avg.
82°
64°
2
Hist. Avg.
81°
63°
3
Hist. Avg.
81°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Awendaw
Awendaw's September 2026 forecast shows daily high temperatures ranging from 82° to 90°, with overnight lows between 61° and 71°. The average high for September is 86° with an average low of 67°. 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 Awendaw. See also: October | November | December.