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
74°
50°
10
83°
54°
11
83°
53°
12
85°
56°
13
87°
58°
14
89°
60°
15
89°
59°
16
89°
61°
17
81°
60°
18
79°
58°
19
77°
55°
20
73°
54°
21
74°
53°
22
75°
56°
23
67°
52°
24
68°
55°
25
67°
55°
26
67°
53°
27
70°
56°
28
71°
54°
29
67°
52°
30
66°
54°
31
68°
54°
1
70°
58°
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 66° to 89°, with overnight lows between 50° and 61°. The average high for July is 76° with an average low of 55°. 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.