S
M
T
W
T
F
S
30
76°
62°
31
73°
60°
1
73°
55°
2
75°
51°
3
75°
54°
4
85°
63°
5
73°
57°
6
73°
47°
7
81°
53°
8
87°
58°
9
68°
52°
10
65°
46°
11
69°
49°
12
72°
49°
13
68°
55°
14
71°
56°
15
78°
52°
16
71°
56°
17
67°
50°
18
66°
51°
19
71°
46°
20
72°
53°
21
62°
47°
22
61°
42°
23
66°
38°
24
61°
44°
25
N/A
26
74°
42°
27
76°
48°
28
77°
47°
29
75°
44°
30
74°
46°
1
72°
47°
2
67°
44°
3
68°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Bertholdsdorf
Bertholdsdorf's September 2026 forecast shows daily high temperatures ranging from 67° to 77°, with overnight lows between 42° and 48°. The average high for September is 73° with an average low of 45°. 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 Bertholdsdorf. See also: October | November | December.