S
M
T
W
T
F
S
30
86°
73°
31
90°
72°
1
93°
70°
2
95°
72°
3
93°
72°
4
91°
73°
5
95°
73°
6
95°
70°
7
90°
72°
8
88°
68°
9
90°
70°
10
91°
70°
11
91°
72°
12
90°
70°
13
93°
73°
14
95°
72°
15
88°
70°
16
88°
66°
17
88°
63°
18
90°
64°
19
91°
70°
20
90°
70°
21
88°
72°
22
88°
72°
23
N/A
24
68°
57°
25
77°
51°
26
81°
53°
27
82°
56°
28
85°
58°
29
84°
63°
30
86°
64°
1
87°
66°
2
86°
68°
3
85°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Walterboro
Walterboro's September 2026 forecast shows daily high temperatures ranging from 68° to 87°, with overnight lows between 51° and 68°. The average high for September is 82° with an average low of 60°. 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 Walterboro. See also: October | November | December.
