S
M
T
W
T
F
S
30
87°
73°
31
91°
73°
1
95°
71°
2
95°
73°
3
93°
72°
4
93°
73°
5
95°
73°
6
93°
70°
7
88°
72°
8
88°
70°
9
90°
70°
10
90°
73°
11
91°
72°
12
90°
72°
13
91°
73°
14
93°
72°
15
88°
70°
16
86°
66°
17
88°
64°
18
86°
66°
19
91°
70°
20
88°
72°
21
90°
70°
22
90°
72°
23
73°
66°
24
68°
61°
25
75°
47°
26
81°
49°
27
84°
52°
28
87°
57°
29
88°
61°
30
89°
66°
1
90°
70°
2
89°
72°
3
88°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Varnville
Varnville's September 2026 forecast shows daily high temperatures ranging from 75° to 90°, with overnight lows between 47° and 72°. The average high for September is 86° with an average low of 61°. 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 Varnville. See also: October | November | December.