S
M
T
W
T
F
S
26
82°
59°
27
72°
62°
28
82°
55°
29
92°
54°
30
99°
63°
31
98°
63°
1
79°
66°
2
83°
61°
3
94°
63°
4
98°
66°
5
95°
69°
6
84°
68°
7
81°
61°
8
80°
54°
9
87°
62°
10
89°
59°
11
81°
54°
12
83°
52°
13
85°
51°
14
87°
54°
15
86°
60°
16
84°
59°
17
79°
57°
18
74°
57°
19
76°
58°
20
74°
55°
21
67°
48°
22
67°
48°
23
75°
55°
24
76°
56°
25
77°
56°
26
73°
55°
27
70°
51°
28
65°
47°
29
64°
46°
30
69°
50°
31
70°
52°
1
69°
52°
2
64°
51°
3
65°
49°
4
68°
52°
5
71°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Deggendorf
Deggendorf's August 2026 forecast shows daily high temperatures ranging from 64° to 89°, with overnight lows between 46° and 62°. The average high for August is 75° 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 Deggendorf. See also: September | October | November.