S
M
T
W
T
F
S
31
75°
48°
1
66°
55°
2
68°
54°
3
73°
55°
4
74°
55°
5
66°
48°
6
71°
46°
7
76°
45°
8
73°
53°
9
68°
55°
10
67°
54°
11
69°
52°
12
63°
48°
13
68°
45°
14
70°
57°
15
79°
61°
16
66°
53°
17
69°
52°
18
78°
48°
19
79°
47°
20
83°
52°
21
76°
58°
22
61°
53°
23
54°
50°
24
55°
51°
25
60°
48°
26
58°
48°
27
55°
45°
28
61°
45°
29
64°
47°
30
61°
44°
1
59°
42°
2
58°
34°
3
54°
33°
4
71°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Klettgau
Klettgau'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 Klettgau. See also: October | November | December.
