S
M
T
W
T
F
S
30
87°
66°
31
86°
66°
1
87°
67°
2
87°
67°
3
86°
66°
4
87°
66°
5
86°
65°
6
86°
67°
7
85°
64°
8
79°
63°
9
80°
63°
10
83°
62°
11
84°
63°
12
84°
62°
13
82°
61°
14
69°
55°
15
70°
60°
16
70°
58°
17
77°
55°
18
70°
48°
19
72°
53°
20
74°
58°
21
74°
57°
22
70°
57°
23
73°
56°
24
68°
57°
25
69°
57°
26
71°
52°
27
78°
43°
28
67°
45°
29
67°
51°
30
68°
51°
1
72°
56°
2
75°
57°
3
77°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bennington
Bennington's September 2026 forecast shows daily high temperatures ranging from 67° to 87°, with overnight lows between 43° and 67°. The average high for September is 77° with an average low of 59°. 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 Bennington. See also: October | November | December.