S
M
T
W
T
F
S
26
71°
58°
27
72°
56°
28
75°
53°
29
74°
53°
30
74°
54°
31
80°
63°
1
81°
60°
2
79°
54°
3
76°
56°
4
78°
61°
5
79°
62°
6
80°
59°
7
76°
57°
8
72°
60°
9
72°
58°
10
73°
54°
11
74°
55°
12
76°
53°
13
73°
55°
14
72°
54°
15
73°
55°
16
74°
54°
17
72°
52°
18
72°
52°
19
71°
56°
20
71°
56°
21
72°
54°
22
73°
55°
23
73°
56°
24
72°
57°
25
71°
54°
26
73°
54°
27
73°
55°
28
74°
57°
29
73°
54°
30
69°
49°
31
68°
51°
1
68°
49°
2
69°
47°
3
67°
47°
4
67°
51°
5
68°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Grebenau
Grebenau's August 2026 forecast shows daily high temperatures ranging from 67° to 81°, with overnight lows between 47° and 63°. 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 Grebenau. See also: September | October | November.