S
M
T
W
T
F
S
26
74°
61°
27
80°
62°
28
81°
55°
29
74°
55°
30
78°
54°
31
74°
55°
1
77°
56°
2
79°
55°
3
80°
54°
4
75°
53°
5
75°
52°
6
74°
53°
7
74°
55°
8
80°
61°
9
81°
61°
10
81°
54°
11
74°
54°
12
74°
52°
13
75°
52°
14
74°
56°
15
77°
54°
16
73°
55°
17
74°
54°
18
73°
52°
19
74°
54°
20
77°
60°
21
79°
60°
22
78°
58°
23
78°
58°
24
74°
54°
25
73°
59°
26
77°
55°
27
71°
52°
28
74°
55°
29
74°
54°
30
71°
53°
31
74°
54°
1
71°
53°
2
71°
51°
3
70°
50°
4
70°
51°
5
71°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Langenargen
Langenargen's August 2026 forecast shows daily high temperatures ranging from 70° to 81°, with overnight lows between 49° and 62°. The average high for August is 75° with an average low of 55°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Langenargen. See also: September | October | November.