S
M
T
W
T
F
S
28
90°
72°
29
81°
64°
30
N/A
1
79°
57°
2
77°
54°
3
76°
52°
4
79°
61°
5
79°
58°
6
77°
60°
7
84°
60°
8
83°
58°
9
83°
60°
10
85°
61°
11
89°
62°
12
87°
59°
13
76°
61°
14
76°
60°
15
71°
58°
16
71°
58°
17
70°
61°
18
73°
59°
19
69°
56°
20
69°
56°
21
70°
59°
22
76°
61°
23
76°
60°
24
75°
62°
25
77°
62°
26
78°
63°
27
78°
63°
28
79°
62°
29
78°
62°
30
78°
63°
31
79°
64°
1
80°
64°
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 69° to 89°, with overnight lows between 52° and 64°. The average high for July is 77° with an average low of 60°. 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.