S
M
T
W
T
F
S
30
75°
54°
31
70°
52°
1
70°
50°
2
72°
46°
3
68°
48°
4
79°
57°
5
68°
48°
6
65°
53°
7
74°
63°
8
80°
58°
9
63°
48°
10
63°
48°
11
66°
50°
12
64°
51°
13
59°
47°
14
61°
49°
15
62°
51°
16
64°
52°
17
62°
50°
18
64°
51°
19
63°
50°
20
66°
50°
21
64°
51°
22
63°
50°
23
67°
50°
24
68°
51°
25
68°
48°
26
67°
44°
27
60°
42°
28
59°
41°
29
59°
42°
30
61°
49°
1
58°
47°
2
60°
42°
3
62°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Frankenberg
Frankenberg's September 2026 forecast shows daily high temperatures ranging from 58° to 80°, with overnight lows between 41° and 63°. The average high for September is 64° 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 Frankenberg. See also: October | November | December.