S
M
T
W
T
F
S
30
87°
70°
31
93°
66°
1
95°
69°
2
97°
71°
3
98°
74°
4
97°
73°
5
98°
70°
6
89°
68°
7
86°
67°
8
87°
62°
9
88°
65°
10
90°
69°
11
89°
70°
12
85°
68°
13
88°
69°
14
89°
68°
15
90°
67°
16
89°
66°
17
79°
65°
18
82°
64°
19
79°
59°
20
78°
60°
21
77°
69°
22
85°
65°
23
84°
64°
24
83°
63°
25
83°
63°
26
85°
64°
27
85°
64°
28
84°
63°
29
83°
63°
30
83°
62°
1
82°
62°
2
82°
61°
3
81°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Tega Cay
Tega Cay's September 2026 forecast shows daily high temperatures ranging from 77° to 90°, with overnight lows between 59° and 70°. The average high for September is 84° with an average low of 64°. 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 Tega Cay. See also: October | November | December.
