S
M
T
W
T
F
S
26
80°
60°
27
80°
61°
28
82°
60°
29
81°
61°
30
80°
61°
31
81°
60°
1
81°
61°
2
80°
60°
3
80°
58°
4
74°
56°
5
78°
59°
6
80°
61°
7
80°
61°
8
76°
60°
9
75°
58°
10
72°
50°
11
72°
53°
12
75°
54°
13
73°
52°
14
72°
51°
15
72°
50°
16
73°
51°
17
72°
55°
18
71°
51°
19
71°
51°
20
72°
52°
21
71°
52°
22
71°
51°
23
72°
56°
24
70°
54°
25
71°
56°
26
76°
49°
27
69°
49°
28
69°
50°
29
68°
51°
30
73°
50°
31
75°
55°
1
75°
54°
2
74°
54°
3
74°
53°
4
73°
52°
5
68°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Altendorf
Altendorf's August 2026 forecast shows daily high temperatures ranging from 68° to 82°, with overnight lows between 49° and 61°. 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 Altendorf. See also: September | October | November.