S
M
T
W
T
F
S
31
73°
59°
1
72°
61°
2
73°
61°
3
75°
59°
4
75°
63°
5
68°
54°
6
73°
48°
7
77°
54°
8
73°
61°
9
66°
55°
10
66°
54°
11
64°
54°
12
63°
54°
13
68°
54°
14
66°
50°
15
70°
57°
16
64°
54°
17
63°
52°
18
70°
61°
19
81°
63°
20
88°
68°
21
73°
50°
22
59°
45°
23
61°
39°
24
59°
37°
25
52°
45°
26
55°
48°
27
61°
50°
28
66°
50°
29
59°
52°
30
61°
46°
1
54°
41°
2
59°
43°
3
55°
45°
4
61°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Werther
Werther's September 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Werther. See also: October | November | December.