S
M
T
W
T
F
S
29
43°
32°
30
46°
34°
31
48°
34°
1
46°
30°
2
54°
27°
3
54°
39°
4
57°
48°
5
64°
45°
6
55°
39°
7
56°
29°
8
60°
33°
9
59°
36°
10
54°
32°
11
61°
35°
12
56°
38°
13
52°
38°
14
54°
38°
15
58°
40°
16
60°
42°
17
58°
39°
18
57°
40°
19
58°
38°
20
50°
40°
21
52°
37°
22
54°
38°
23
58°
41°
24
59°
44°
25
59°
42°
26
51°
39°
27
49°
37°
28
50°
36°
29
50°
36°
30
51°
39°
1
51°
44°
2
54°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Ilmenau
Ilmenau's April 2026 forecast shows daily high temperatures ranging from 49° to 61°, with overnight lows between 29° and 45°. The average high for April is 55° with an average low of 38°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Ilmenau. See also: May | June | July.
