S
M
T
W
T
F
S
30
70°
62°
31
79°
65°
1
87°
69°
2
84°
67°
3
85°
64°
4
77°
62°
5
81°
56°
6
78°
50°
7
79°
47°
8
79°
48°
9
77°
57°
10
80°
52°
11
75°
46°
12
78°
48°
13
84°
50°
14
72°
43°
15
76°
44°
16
82°
63°
17
75°
61°
18
76°
48°
19
63°
56°
20
72°
49°
21
61°
48°
22
67°
42°
23
70°
45°
24
68°
41°
25
69°
44°
26
73°
47°
27
73°
48°
28
73°
49°
29
70°
52°
30
71°
55°
1
68°
52°
2
67°
47°
3
66°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Brant
Brant's September 2026 forecast shows daily high temperatures ranging from 66° to 73°, with overnight lows between 41° and 55°. The average high for September is 70° with an average low of 48°. 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 Brant. See also: October | November | December.