S
M
T
W
T
F
S
30
90°
69°
31
90°
69°
1
89°
70°
2
91°
69°
3
89°
69°
4
86°
64°
5
85°
64°
6
88°
65°
7
89°
68°
8
90°
68°
9
90°
67°
10
89°
68°
11
90°
69°
12
89°
68°
13
90°
66°
14
90°
66°
15
90°
66°
16
88°
65°
17
89°
66°
18
82°
59°
19
84°
57°
20
81°
57°
21
82°
58°
22
83°
57°
23
84°
62°
24
85°
62°
25
85°
56°
26
79°
55°
27
80°
59°
28
83°
58°
29
82°
61°
30
83°
56°
1
83°
60°
2
82°
59°
3
83°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Clemson Gardens
Clemson Gardens's September 2026 forecast shows daily high temperatures ranging from 79° to 91°, with overnight lows between 55° and 70°. The average high for September is 86° with an average low of 63°. 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 Clemson Gardens. See also: October | November | December.
