S
M
T
W
T
F
S
30
82°
64°
31
82°
63°
1
81°
55°
2
81°
52°
3
79°
59°
4
82°
55°
5
79°
63°
6
84°
61°
7
73°
64°
8
77°
61°
9
73°
52°
10
84°
50°
11
73°
54°
12
64°
48°
13
64°
41°
14
57°
45°
15
68°
40°
16
64°
46°
17
65°
47°
18
70°
51°
19
69°
51°
20
69°
47°
21
69°
48°
22
69°
47°
23
71°
46°
24
74°
49°
25
68°
50°
26
70°
48°
27
64°
46°
28
63°
39°
29
65°
46°
30
66°
45°
1
67°
44°
2
64°
45°
3
66°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Kennedy
Kennedy's September 2026 forecast shows daily high temperatures ranging from 63° to 74°, with overnight lows between 39° and 51°. The average high for September is 67° with an average low of 46°. 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 Kennedy. See also: October | November | December.