S
M
T
W
T
F
S
28
88°
70°
29
81°
63°
30
77°
57°
1
77°
61°
2
73°
55°
3
77°
52°
4
81°
52°
5
73°
63°
6
84°
63°
7
84°
66°
8
75°
63°
9
79°
55°
10
86°
59°
11
90°
61°
12
90°
63°
13
88°
61°
14
88°
64°
15
86°
64°
16
88°
63°
17
82°
61°
18
72°
59°
19
73°
54°
20
73°
52°
21
73°
50°
22
68°
55°
23
75°
55°
24
73°
52°
25
84°
52°
26
70°
63°
27
75°
59°
28
86°
54°
29
95°
72°
30
90°
63°
31
83°
58°
1
78°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Aachen
Aachen's July 2026 forecast shows daily high temperatures ranging from 78° to 95°, with overnight lows between 56° and 72°. The average high for July is 87° with an average low of 62°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Aachen. See also: August | September | October.