S
M
T
W
T
F
S
30
79°
58°
31
79°
56°
1
73°
51°
2
68°
47°
3
73°
55°
4
79°
56°
5
80°
56°
6
80°
57°
7
79°
56°
8
76°
55°
9
73°
54°
10
75°
53°
11
71°
44°
12
73°
49°
13
74°
47°
14
75°
43°
15
70°
40°
16
64°
37°
17
62°
36°
18
62°
38°
19
63°
46°
20
68°
49°
21
73°
49°
22
74°
48°
23
72°
50°
24
74°
48°
25
74°
44°
26
71°
35°
27
62°
45°
28
65°
40°
29
67°
45°
30
64°
39°
1
68°
32°
2
54°
29°
3
52°
35°
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 52° to 80°, with overnight lows between 29° and 58°. The average high for September is 70° 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.