S
M
T
W
T
F
S
30
70°
53°
31
69°
50°
1
69°
51°
2
68°
54°
3
68°
50°
4
69°
50°
5
68°
51°
6
67°
49°
7
67°
47°
8
68°
48°
9
67°
49°
10
68°
50°
11
70°
49°
12
65°
52°
13
64°
51°
14
68°
52°
15
70°
48°
16
65°
45°
17
63°
49°
18
69°
53°
19
70°
54°
20
70°
53°
21
69°
54°
22
70°
52°
23
70°
53°
24
69°
51°
25
66°
48°
26
60°
50°
27
60°
50°
28
63°
51°
29
66°
51°
30
59°
47°
1
59°
45°
2
Hist. Avg.
61°
47°
3
Hist. Avg.
61°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Braunfels
Braunfels's September 2026 forecast shows daily high temperatures ranging from 59° to 70°, with overnight lows between 45° and 54°. 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 Braunfels. See also: October | November | December.
