S
M
T
W
T
F
S
30
90°
68°
31
89°
67°
1
89°
65°
2
88°
65°
3
87°
63°
4
86°
65°
5
86°
67°
6
84°
65°
7
84°
63°
8
85°
62°
9
85°
62°
10
86°
61°
11
84°
62°
12
85°
61°
13
84°
60°
14
82°
60°
15
83°
61°
16
84°
59°
17
83°
61°
18
86°
63°
19
83°
61°
20
Hist. Avg.
84°
64°
21
Hist. Avg.
84°
64°
22
Hist. Avg.
84°
63°
23
Hist. Avg.
84°
63°
24
Hist. Avg.
83°
63°
25
Hist. Avg.
83°
62°
26
Hist. Avg.
83°
62°
27
Hist. Avg.
83°
62°
28
Hist. Avg.
82°
61°
29
Hist. Avg.
82°
61°
30
Hist. Avg.
82°
60°
1
Hist. Avg.
82°
60°
2
Hist. Avg.
81°
60°
3
Hist. Avg.
81°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Brantley
Brantley's September 2026 forecast shows daily high temperatures ranging from 82° to 90°, with overnight lows between 59° and 68°. The average high for September is 85° with an average low of 63°. 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 Brantley. See also: October | November | December.