S
M
T
W
T
F
S
30
72°
52°
31
78°
54°
1
77°
45°
2
74°
44°
3
67°
45°
4
65°
43°
5
65°
44°
6
66°
47°
7
74°
53°
8
75°
53°
9
76°
49°
10
68°
47°
11
69°
44°
12
66°
45°
13
67°
44°
14
65°
39°
15
63°
41°
16
68°
47°
17
71°
44°
18
70°
45°
19
63°
43°
20
68°
37°
21
61°
44°
22
61°
48°
23
69°
48°
24
71°
45°
25
69°
46°
26
60°
48°
27
68°
46°
28
68°
42°
29
64°
46°
30
64°
45°
1
69°
38°
2
67°
34°
3
56°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Brantwood
Brantwood's September 2026 forecast shows daily high temperatures ranging from 56° to 78°, with overnight lows between 34° and 54°. The average high for September is 68° with an average low of 45°. 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 Brantwood. See also: October | November | December.