S
M
T
W
T
F
S
30
81°
66°
31
77°
64°
1
77°
57°
2
79°
55°
3
81°
57°
4
90°
68°
5
81°
63°
6
81°
54°
7
90°
66°
8
90°
63°
9
77°
59°
10
72°
50°
11
75°
52°
12
81°
61°
13
77°
61°
14
79°
61°
15
84°
57°
16
73°
59°
17
75°
54°
18
72°
54°
19
77°
52°
20
75°
54°
21
68°
48°
22
70°
48°
23
72°
45°
24
N/A
25
72°
43°
26
79°
49°
27
81°
58°
28
83°
56°
29
83°
54°
30
80°
59°
1
77°
58°
2
74°
57°
3
73°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Birkenau
Birkenau's September 2026 forecast shows daily high temperatures ranging from 72° to 83°, with overnight lows between 43° and 59°. The average high for September is 78° with an average low of 54°. 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 Birkenau. See also: October | November | December.
