S
M
T
W
T
F
S
30
90°
68°
31
89°
65°
1
88°
64°
2
83°
64°
3
86°
67°
4
87°
65°
5
86°
65°
6
87°
66°
7
88°
67°
8
87°
66°
9
87°
66°
10
81°
65°
11
86°
65°
12
85°
61°
13
80°
62°
14
80°
64°
15
81°
64°
16
84°
61°
17
82°
60°
18
82°
58°
19
79°
60°
20
79°
62°
21
77°
57°
22
78°
57°
23
83°
58°
24
81°
61°
25
82°
62°
26
81°
60°
27
82°
56°
28
76°
55°
29
80°
54°
30
77°
54°
1
Hist. Avg.
79°
56°
2
Hist. Avg.
79°
56°
3
Hist. Avg.
79°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Waxhaw
Waxhaw's September 2026 forecast shows daily high temperatures ranging from 76° to 90°, with overnight lows between 54° and 68°. The average high for September is 83° with an average low of 62°. 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 Waxhaw. See also: October | November | December.