S
M
T
W
T
F
S
30
78°
57°
31
78°
56°
1
77°
51°
2
71°
49°
3
70°
50°
4
71°
48°
5
71°
48°
6
75°
56°
7
78°
55°
8
75°
55°
9
72°
54°
10
76°
55°
11
77°
54°
12
76°
55°
13
77°
56°
14
79°
44°
15
69°
45°
16
67°
44°
17
70°
45°
18
78°
51°
19
77°
52°
20
78°
51°
21
74°
44°
22
71°
40°
23
65°
39°
24
64°
41°
25
68°
50°
26
66°
50°
27
72°
49°
28
71°
50°
29
71°
48°
30
73°
49°
1
73°
49°
2
71°
43°
3
70°
40°
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 64° to 79°, with overnight lows between 39° and 57°. The average high for September is 73° with an average low of 49°. 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.