S
M
T
W
T
F
S
30
93°
62°
31
86°
62°
1
87°
67°
2
89°
68°
3
89°
68°
4
92°
67°
5
91°
68°
6
92°
66°
7
90°
65°
8
89°
64°
9
87°
63°
10
88°
62°
11
89°
65°
12
89°
64°
13
90°
64°
14
90°
63°
15
Hist. Avg.
84°
64°
16
Hist. Avg.
83°
64°
17
Hist. Avg.
83°
63°
18
Hist. Avg.
83°
63°
19
Hist. Avg.
82°
62°
20
Hist. Avg.
82°
62°
21
Hist. Avg.
82°
62°
22
Hist. Avg.
82°
61°
23
Hist. Avg.
81°
61°
24
Hist. Avg.
81°
60°
25
Hist. Avg.
80°
60°
26
Hist. Avg.
80°
60°
27
Hist. Avg.
80°
59°
28
Hist. Avg.
80°
59°
29
Hist. Avg.
79°
58°
30
Hist. Avg.
79°
58°
1
Hist. Avg.
78°
58°
2
Hist. Avg.
78°
57°
3
Hist. Avg.
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Kennett
Kennett's September 2026 forecast shows daily high temperatures ranging from 86° to 93°, with overnight lows between 62° and 68°. The average high for September is 89° with an average low of 65°. 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 Kennett. See also: October | November | December.