S
M
T
W
T
F
S
30
92°
69°
31
89°
69°
1
93°
69°
2
96°
66°
3
96°
71°
4
92°
67°
5
92°
66°
6
89°
68°
7
98°
67°
8
87°
69°
9
83°
62°
10
86°
55°
11
92°
66°
12
72°
55°
13
64°
58°
14
92°
59°
15
71°
57°
16
67°
56°
17
80°
63°
18
96°
68°
19
76°
64°
20
67°
60°
21
71°
54°
22
64°
55°
23
69°
57°
24
65°
58°
25
67°
59°
26
71°
56°
27
72°
53°
28
72°
53°
29
68°
48°
30
67°
51°
1
67°
50°
2
66°
48°
3
65°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Kearney
Kearney's September 2026 forecast shows daily high temperatures ranging from 64° to 72°, with overnight lows between 48° and 59°. The average high for September is 68° with an average low of 53°. 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 Kearney. See also: October | November | December.