S
M
T
W
T
F
S
26
69°
54°
27
68°
51°
28
70°
49°
29
69°
48°
30
70°
48°
31
75°
58°
1
76°
57°
2
75°
51°
3
71°
51°
4
72°
56°
5
74°
58°
6
75°
55°
7
73°
54°
8
68°
54°
9
67°
53°
10
68°
49°
11
71°
54°
12
73°
49°
13
67°
48°
14
66°
49°
15
68°
51°
16
70°
49°
17
66°
47°
18
66°
47°
19
65°
51°
20
65°
50°
21
66°
47°
22
65°
51°
23
65°
53°
24
64°
52°
25
64°
52°
26
66°
50°
27
67°
49°
28
68°
53°
29
69°
49°
30
64°
46°
31
62°
47°
1
63°
45°
2
62°
42°
3
61°
42°
4
61°
46°
5
63°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Grünbach
Grünbach's August 2026 forecast shows daily high temperatures ranging from 61° to 76°, with overnight lows between 42° and 58°. The average high for August is 68° with an average low of 50°. 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 Grünbach. See also: September | October | November.