S
M
T
W
T
F
S
26
75°
62°
27
76°
62°
28
77°
61°
29
77°
62°
30
76°
61°
31
75°
62°
1
74°
61°
2
71°
60°
3
74°
60°
4
72°
59°
5
72°
60°
6
70°
58°
7
68°
53°
8
68°
60°
9
74°
54°
10
70°
56°
11
71°
61°
12
74°
57°
13
72°
55°
14
68°
52°
15
68°
56°
16
69°
55°
17
68°
53°
18
67°
56°
19
67°
55°
20
68°
53°
21
67°
52°
22
68°
55°
23
68°
59°
24
70°
53°
25
66°
52°
26
66°
56°
27
65°
58°
28
70°
58°
29
71°
57°
30
71°
58°
31
70°
58°
1
70°
53°
2
68°
51°
3
65°
51°
4
67°
52°
5
69°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Altena
Altena's August 2026 forecast shows daily high temperatures ranging from 65° to 77°, with overnight lows between 51° and 62°. The average high for August is 70° with an average low of 57°. 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 Altena. See also: September | October | November.
