S
M
T
W
T
F
S
30
78°
59°
31
78°
61°
1
79°
61°
2
81°
60°
3
82°
53°
4
79°
51°
5
76°
51°
6
74°
54°
7
76°
57°
8
77°
51°
9
79°
53°
10
83°
56°
11
82°
50°
12
76°
49°
13
75°
48°
14
76°
50°
15
79°
52°
16
81°
53°
17
80°
54°
18
80°
55°
19
73°
44°
20
73°
43°
21
72°
46°
22
71°
50°
23
Hist. Avg.
76°
48°
24
Hist. Avg.
75°
48°
25
Hist. Avg.
75°
47°
26
Hist. Avg.
74°
47°
27
Hist. Avg.
74°
46°
28
Hist. Avg.
73°
46°
29
Hist. Avg.
73°
45°
30
Hist. Avg.
72°
45°
1
Hist. Avg.
72°
44°
2
Hist. Avg.
72°
44°
3
Hist. Avg.
71°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Kearney
Kearney's September 2026 forecast shows daily high temperatures ranging from 71° to 83°, with overnight lows between 43° and 61°. The average high for September is 78° 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.