S
M
T
W
T
F
S
26
81°
64°
27
77°
59°
28
84°
57°
29
93°
52°
30
99°
59°
31
97°
59°
1
86°
61°
2
86°
61°
3
97°
57°
4
99°
61°
5
93°
66°
6
75°
64°
7
81°
55°
8
86°
54°
9
93°
50°
10
93°
63°
11
88°
64°
12
86°
57°
13
86°
54°
14
91°
48°
15
95°
46°
16
88°
66°
17
81°
61°
18
68°
61°
19
88°
63°
20
75°
63°
21
72°
55°
22
70°
50°
23
73°
46°
24
N/A
25
70°
54°
26
81°
57°
27
88°
60°
28
82°
57°
29
74°
54°
30
79°
56°
31
80°
55°
1
74°
52°
2
72°
53°
3
73°
52°
4
72°
51°
5
71°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Rosenheim
Rosenheim's August 2026 forecast shows daily high temperatures ranging from 70° to 88°, with overnight lows between 51° and 60°. The average high for August is 76° with an average low of 54°. 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 Rosenheim. See also: September | October | November.