S
M
T
W
T
F
S
26
79°
58°
27
79°
57°
28
80°
55°
29
79°
57°
30
80°
64°
31
80°
64°
1
86°
63°
2
86°
63°
3
85°
64°
4
85°
55°
5
83°
55°
6
78°
53°
7
78°
54°
8
77°
56°
9
78°
56°
10
79°
62°
11
81°
62°
12
83°
63°
13
84°
64°
14
85°
58°
15
85°
55°
16
78°
55°
17
80°
56°
18
81°
59°
19
82°
57°
20
77°
53°
21
83°
60°
22
82°
61°
23
83°
61°
24
83°
54°
25
75°
52°
26
78°
58°
27
81°
60°
28
75°
56°
29
83°
60°
30
84°
55°
31
76°
56°
1
75°
54°
2
73°
56°
3
74°
58°
4
75°
59°
5
82°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cologne
Cologne's August 2026 forecast shows daily high temperatures ranging from 73° to 86°, with overnight lows between 52° and 64°. The average high for August is 80° with an average low of 58°. 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 Cologne. See also: September | October | November.
