S
M
T
W
T
F
S
30
82°
67°
31
78°
65°
1
83°
61°
2
90°
67°
3
90°
66°
4
91°
72°
5
92°
69°
6
80°
67°
7
87°
64°
8
92°
68°
9
96°
70°
10
98°
74°
11
94°
71°
12
93°
71°
13
91°
68°
14
88°
69°
15
89°
68°
16
87°
66°
17
88°
68°
18
86°
66°
19
88°
67°
20
87°
65°
21
91°
61°
22
78°
61°
23
79°
61°
24
78°
56°
25
78°
59°
26
81°
60°
27
76°
60°
28
75°
54°
29
78°
52°
30
72°
50°
1
72°
51°
2
73°
52°
3
75°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in LeChee
LeChee's September 2026 forecast shows daily high temperatures ranging from 72° to 98°, with overnight lows between 50° and 74°. The average high for September is 84° 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 LeChee. See also: October | November | December.