S
M
T
W
T
F
S
30
79°
65°
31
86°
62°
1
83°
57°
2
85°
61°
3
89°
63°
4
85°
64°
5
84°
62°
6
79°
67°
7
80°
64°
8
87°
61°
9
77°
57°
10
81°
50°
11
87°
64°
12
68°
50°
13
68°
46°
14
61°
46°
15
69°
50°
16
71°
53°
17
73°
57°
18
60°
54°
19
65°
53°
20
66°
52°
21
61°
48°
22
66°
46°
23
69°
51°
24
68°
48°
25
71°
51°
26
72°
52°
27
71°
53°
28
67°
49°
29
68°
42°
30
68°
45°
1
70°
47°
2
61°
45°
3
63°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Brooten
Brooten's September 2026 forecast shows daily high temperatures ranging from 60° to 73°, with overnight lows between 42° and 57°. The average high for September is 67° with an average low of 50°. 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 Brooten. See also: October | November | December.