S
M
T
W
T
F
S
30
100°
71°
31
101°
73°
1
101°
71°
2
101°
73°
3
99°
78°
4
100°
72°
5
103°
72°
6
100°
73°
7
101°
73°
8
103°
73°
9
101°
80°
10
83°
70°
11
92°
69°
12
92°
70°
13
93°
69°
14
98°
73°
15
99°
77°
16
99°
73°
17
97°
73°
18
99°
72°
19
96°
70°
20
97°
66°
21
86°
66°
22
83°
66°
23
87°
64°
24
82°
58°
25
86°
56°
26
N/A
27
79°
65°
28
85°
65°
29
89°
64°
30
88°
71°
1
80°
68°
2
69°
63°
3
73°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Kansas
Kansas's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Kansas. See also: October | November | December.