S
M
T
W
T
F
S
28
91°
66°
29
81°
61°
30
77°
60°
1
77°
57°
2
76°
57°
3
75°
56°
4
74°
55°
5
72°
54°
6
72°
55°
7
72°
56°
8
74°
55°
9
68°
58°
10
74°
60°
11
74°
58°
12
73°
59°
13
75°
61°
14
73°
60°
15
73°
59°
16
72°
57°
17
71°
56°
18
76°
61°
19
77°
58°
20
76°
60°
21
78°
61°
22
77°
59°
23
75°
61°
24
76°
61°
25
75°
60°
26
77°
62°
27
78°
63°
28
78°
63°
29
77°
62°
30
78°
61°
31
76°
61°
1
76°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Dortmund
Dortmund's July 2026 forecast shows daily high temperatures ranging from 68° to 91°, with overnight lows between 54° and 66°. The average high for July is 76° with an average low of 59°. 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 Dortmund. See also: August | September | October.