S
M
T
W
T
F
S
26
83°
56°
27
79°
62°
28
72°
62°
29
75°
62°
30
78°
63°
31
78°
60°
1
77°
62°
2
76°
63°
3
73°
60°
4
71°
61°
5
71°
58°
6
72°
60°
7
73°
56°
8
77°
60°
9
78°
62°
10
71°
58°
11
73°
57°
12
75°
58°
13
77°
62°
14
78°
63°
15
79°
63°
16
79°
62°
17
78°
63°
18
76°
62°
19
73°
61°
20
69°
58°
21
75°
57°
22
76°
60°
23
74°
59°
24
71°
55°
25
69°
58°
26
69°
53°
27
70°
58°
28
70°
54°
29
71°
54°
30
68°
57°
31
68°
59°
1
74°
52°
2
67°
50°
3
67°
52°
4
68°
49°
5
66°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Altenmünster
Altenmünster's August 2026 forecast shows daily high temperatures ranging from 66° to 83°, with overnight lows between 49° and 63°. The average high for August is 73° with an average low of 58°. 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 Altenmünster. See also: September | October | November.