S
M
T
W
T
F
S
30
73°
60°
31
71°
57°
1
72°
53°
2
68°
57°
3
77°
64°
4
68°
57°
5
70°
54°
6
78°
55°
7
74°
61°
8
63°
56°
9
65°
52°
10
70°
54°
11
68°
58°
12
72°
54°
13
71°
63°
14
75°
63°
15
71°
56°
16
65°
54°
17
67°
56°
18
68°
51°
19
72°
62°
20
66°
53°
21
70°
49°
22
N/A
23
N/A
24
67°
47°
25
71°
49°
26
69°
51°
27
71°
53°
28
66°
55°
29
73°
65°
30
73°
56°
1
68°
49°
2
65°
51°
3
67°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Cavendish
Cavendish's September 2026 forecast shows daily high temperatures ranging from 65° to 73°, with overnight lows between 49° and 65°. The average high for September is 69° with an average low of 54°. 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 Cavendish. See also: October | November | December.