S
M
T
W
T
F
S
30
69°
42°
31
68°
51°
1
69°
43°
2
69°
44°
3
70°
44°
4
68°
43°
5
67°
43°
6
67°
49°
7
66°
44°
8
68°
47°
9
73°
42°
10
69°
41°
11
71°
44°
12
71°
44°
13
72°
47°
14
73°
49°
15
72°
48°
16
74°
50°
17
73°
47°
18
72°
43°
19
60°
36°
20
58°
36°
21
Hist. Avg.
66°
42°
22
Hist. Avg.
65°
42°
23
Hist. Avg.
65°
42°
24
Hist. Avg.
64°
41°
25
Hist. Avg.
64°
41°
26
Hist. Avg.
63°
40°
27
Hist. Avg.
63°
40°
28
Hist. Avg.
62°
40°
29
Hist. Avg.
62°
39°
30
Hist. Avg.
61°
39°
1
Hist. Avg.
61°
38°
2
Hist. Avg.
60°
38°
3
Hist. Avg.
60°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Bagley
Bagley's September 2026 forecast shows daily high temperatures ranging from 58° to 74°, with overnight lows between 36° and 51°. The average high for September is 69° with an average low of 44°. 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 Bagley. See also: October | November | December.