S
M
T
W
T
F
S
28
95°
73°
29
79°
64°
30
73°
61°
1
73°
57°
2
79°
52°
3
70°
52°
4
73°
48°
5
72°
59°
6
73°
57°
7
81°
64°
8
73°
55°
9
68°
54°
10
79°
54°
11
79°
52°
12
83°
56°
13
87°
62°
14
86°
60°
15
85°
56°
16
90°
59°
17
88°
60°
18
85°
57°
19
78°
53°
20
77°
52°
21
78°
54°
22
79°
54°
23
78°
54°
24
68°
55°
25
75°
60°
26
74°
59°
27
75°
58°
28
71°
58°
29
72°
57°
30
75°
57°
31
72°
54°
1
71°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Ilmenau
Ilmenau's July 2026 forecast shows daily high temperatures ranging from 68° to 90°, with overnight lows between 52° and 62°. The average high for July is 78° with an average low of 56°. 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 Ilmenau. See also: August | September | October.