S
M
T
W
T
F
S
30
73°
63°
31
70°
63°
1
70°
57°
2
72°
57°
3
73°
66°
4
73°
63°
5
70°
52°
6
76°
59°
7
78°
60°
8
64°
51°
9
64°
50°
10
66°
52°
11
65°
51°
12
68°
54°
13
69°
56°
14
71°
57°
15
72°
56°
16
66°
54°
17
67°
53°
18
66°
54°
19
68°
54°
20
67°
53°
21
68°
55°
22
69°
55°
23
69°
54°
24
70°
54°
25
69°
53°
26
67°
50°
27
65°
47°
28
64°
46°
29
64°
46°
30
63°
52°
1
65°
52°
2
64°
48°
3
66°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Brecht
Brecht's September 2026 forecast shows daily high temperatures ranging from 63° to 78°, with overnight lows between 46° and 60°. The average high for September is 68° with an average low of 53°. 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 Brecht. See also: October | November | December.