S
M
T
W
T
F
S
29
64°
27°
30
50°
28°
31
36°
23°
1
32°
28°
2
36°
30°
3
32°
28°
4
50°
28°
5
46°
25°
6
34°
18°
7
54°
21°
8
40°
24°
9
45°
27°
10
56°
36°
11
64°
45°
12
72°
40°
13
54°
28°
14
46°
29°
15
62°
37°
16
61°
36°
17
54°
36°
18
56°
34°
19
62°
38°
20
54°
36°
21
57°
35°
22
49°
40°
23
50°
38°
24
50°
37°
25
51°
33°
26
52°
41°
27
51°
42°
28
53°
42°
29
52°
41°
30
51°
39°
1
52°
39°
2
52°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Hannover
Hannover's April 2026 forecast shows daily high temperatures ranging from 40° to 72°, with overnight lows between 24° and 45°. The average high for April is 54° with an average low of 36°. 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 Hannover. See also: May | June | July.