S
M
T
W
T
F
S
30
73°
61°
31
70°
57°
1
72°
55°
2
73°
54°
3
73°
55°
4
82°
61°
5
72°
52°
6
73°
48°
7
82°
57°
8
84°
63°
9
68°
46°
10
69°
45°
11
72°
48°
12
75°
53°
13
72°
57°
14
73°
49°
15
76°
55°
16
73°
51°
17
69°
50°
18
71°
49°
19
74°
51°
20
75°
52°
21
73°
53°
22
66°
52°
23
69°
49°
24
70°
52°
25
69°
51°
26
62°
47°
27
60°
51°
28
63°
45°
29
61°
43°
30
57°
44°
1
57°
42°
2
58°
42°
3
59°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bergtheim
Bergtheim's September 2026 forecast shows daily high temperatures ranging from 57° to 76°, with overnight lows between 42° and 57°. The average high for September is 68° with an average low of 49°. 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 Bergtheim. See also: October | November | December.