S
M
T
W
T
F
S
26
82°
54°
27
77°
54°
28
88°
48°
29
97°
54°
30
100°
57°
31
90°
61°
1
82°
64°
2
90°
57°
3
99°
59°
4
95°
66°
5
88°
64°
6
82°
54°
7
79°
48°
8
90°
45°
9
91°
52°
10
93°
54°
11
84°
54°
12
90°
48°
13
95°
48°
14
99°
52°
15
99°
54°
16
93°
66°
17
79°
59°
18
75°
63°
19
88°
64°
20
79°
54°
21
70°
50°
22
72°
46°
23
73°
41°
24
N/A
25
65°
55°
26
77°
59°
27
87°
64°
28
75°
57°
29
72°
58°
30
74°
57°
31
73°
54°
1
70°
51°
2
70°
50°
3
71°
49°
4
72°
51°
5
71°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Grumbach
Grumbach's August 2026 forecast shows daily high temperatures ranging from 65° to 87°, with overnight lows between 49° and 64°. The average high for August is 73° 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 Grumbach. See also: September | October | November.