S
M
T
W
T
F
S
30
86°
67°
31
88°
60°
1
88°
58°
2
79°
63°
3
80°
66°
4
87°
65°
5
87°
56°
6
84°
56°
7
79°
63°
8
83°
63°
9
85°
56°
10
80°
61°
11
76°
57°
12
77°
53°
13
76°
52°
14
75°
53°
15
75°
57°
16
76°
60°
17
82°
61°
18
83°
61°
19
83°
57°
20
77°
58°
21
82°
59°
22
80°
50°
23
84°
50°
24
73°
49°
25
71°
49°
26
73°
48°
27
Hist. Avg.
76°
50°
28
Hist. Avg.
75°
50°
29
Hist. Avg.
75°
49°
30
Hist. Avg.
74°
49°
1
Hist. Avg.
74°
49°
2
Hist. Avg.
74°
48°
3
Hist. Avg.
73°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Kennekuk
Kennekuk's September 2026 forecast shows daily high temperatures ranging from 71° to 88°, with overnight lows between 48° and 67°. The average high for September is 80° with an average low of 57°. 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 Kennekuk. See also: October | November | December.