S
M
T
W
T
F
S
26
72°
61°
27
70°
57°
28
82°
55°
29
91°
64°
30
93°
66°
31
82°
64°
1
79°
61°
2
82°
57°
3
93°
64°
4
90°
66°
5
82°
66°
6
72°
59°
7
72°
52°
8
82°
54°
9
82°
66°
10
86°
61°
11
79°
55°
12
84°
57°
13
88°
61°
14
95°
68°
15
93°
68°
16
84°
63°
17
68°
57°
18
64°
59°
19
75°
59°
20
70°
57°
21
66°
54°
22
63°
52°
23
64°
46°
24
64°
48°
25
61°
54°
26
77°
54°
27
86°
61°
28
70°
57°
29
73°
62°
30
77°
60°
31
72°
54°
1
72°
51°
2
73°
57°
3
73°
55°
4
74°
56°
5
79°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Koblenz
Koblenz's August 2026 forecast shows daily high temperatures ranging from 72° to 79°, with overnight lows between 51° 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 Koblenz. See also: September | October | November.
