S
M
T
W
T
F
S
26
72°
58°
27
74°
56°
28
75°
55°
29
75°
55°
30
76°
54°
31
76°
61°
1
77°
62°
2
80°
62°
3
81°
57°
4
75°
61°
5
78°
59°
6
76°
59°
7
77°
58°
8
78°
57°
9
74°
56°
10
73°
55°
11
74°
59°
12
74°
56°
13
73°
56°
14
73°
54°
15
72°
52°
16
73°
55°
17
74°
57°
18
76°
61°
19
73°
59°
20
72°
58°
21
72°
59°
22
73°
59°
23
71°
57°
24
72°
56°
25
71°
59°
26
74°
55°
27
75°
55°
28
75°
52°
29
70°
55°
30
70°
59°
31
75°
59°
1
77°
58°
2
77°
58°
3
76°
51°
4
72°
50°
5
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Dormagen
Dormagen's August 2026 forecast shows daily high temperatures ranging from 70° to 81°, with overnight lows between 50° and 62°. The average high for August is 74° with an average low of 57°. 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 Dormagen. See also: September | October | November.