S
M
T
W
T
F
S
30
84°
59°
31
85°
62°
1
87°
63°
2
88°
64°
3
87°
62°
4
82°
62°
5
83°
61°
6
80°
58°
7
84°
61°
8
88°
63°
9
88°
61°
10
87°
63°
11
87°
63°
12
86°
62°
13
87°
62°
14
84°
61°
15
83°
61°
16
84°
60°
17
83°
60°
18
80°
58°
19
76°
57°
20
75°
58°
21
75°
55°
22
78°
50°
23
75°
50°
24
74°
56°
25
81°
56°
26
80°
55°
27
73°
57°
28
72°
57°
29
72°
55°
30
74°
51°
1
71°
46°
2
70°
45°
3
68°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Buckner
Buckner's September 2026 forecast shows daily high temperatures ranging from 68° to 88°, with overnight lows between 44° and 64°. The average high for September is 80° with an average low of 58°. 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 Buckner. See also: October | November | December.