S
M
T
W
T
F
S
30
72°
58°
31
79°
59°
1
81°
57°
2
80°
55°
3
79°
50°
4
78°
49°
5
77°
57°
6
77°
55°
7
75°
57°
8
Hist. Avg.
75°
52°
9
Hist. Avg.
74°
52°
10
Hist. Avg.
74°
52°
11
Hist. Avg.
74°
51°
12
Hist. Avg.
73°
51°
13
Hist. Avg.
73°
51°
14
Hist. Avg.
73°
50°
15
Hist. Avg.
72°
50°
16
Hist. Avg.
72°
50°
17
Hist. Avg.
71°
49°
18
Hist. Avg.
71°
49°
19
Hist. Avg.
70°
48°
20
Hist. Avg.
70°
48°
21
Hist. Avg.
70°
48°
22
Hist. Avg.
69°
47°
23
Hist. Avg.
69°
47°
24
Hist. Avg.
68°
46°
25
Hist. Avg.
68°
46°
26
Hist. Avg.
67°
46°
27
Hist. Avg.
67°
45°
28
Hist. Avg.
66°
45°
29
Hist. Avg.
66°
44°
30
Hist. Avg.
66°
44°
1
Hist. Avg.
65°
44°
2
Hist. Avg.
65°
43°
3
Hist. Avg.
64°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Benton
Benton's September 2026 forecast shows daily high temperatures ranging from 72° to 81°, with overnight lows between 49° and 59°. The average high for September is 78° with an average low of 55°. 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 Benton. See also: October | November | December.