S
M
T
W
T
F
S
30
69°
57°
31
68°
55°
1
71°
63°
2
79°
60°
3
77°
52°
4
72°
48°
5
72°
49°
6
72°
45°
7
74°
45°
8
73°
50°
9
69°
61°
10
72°
45°
11
70°
42°
12
76°
42°
13
75°
49°
14
65°
39°
15
62°
36°
16
76°
47°
17
74°
47°
18
64°
32°
19
60°
32°
20
67°
38°
21
56°
35°
22
60°
36°
23
62°
46°
24
67°
44°
25
65°
43°
26
67°
42°
27
68°
45°
28
69°
46°
29
67°
44°
30
64°
36°
1
60°
43°
2
57°
39°
3
57°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bancroft
Bancroft's September 2026 forecast shows daily high temperatures ranging from 56° to 74°, with overnight lows between 32° and 47°. The average high for September is 64° with an average low of 41°. 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 Bancroft. See also: October | November | December.