S
M
T
W
T
F
S
30
89°
72°
31
89°
71°
1
88°
71°
2
89°
70°
3
90°
73°
4
89°
74°
5
91°
71°
6
87°
71°
7
86°
73°
8
87°
73°
9
86°
71°
10
87°
70°
11
88°
72°
12
88°
71°
13
87°
72°
14
88°
72°
15
89°
71°
16
89°
71°
17
88°
70°
18
87°
71°
19
87°
69°
20
86°
68°
21
86°
67°
22
85°
70°
23
87°
69°
24
87°
66°
25
86°
64°
26
82°
65°
27
84°
69°
28
85°
67°
29
81°
66°
30
83°
68°
1
84°
67°
2
83°
67°
3
80°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Beaufort
Beaufort's September 2026 forecast shows daily high temperatures ranging from 80° to 91°, with overnight lows between 64° and 74°. The average high for September is 87° with an average low of 70°. 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 Beaufort. See also: October | November | December.