S
M
T
W
T
F
S
29
65°
36°
30
82°
46°
31
75°
43°
1
48°
35°
2
35°
34°
3
45°
38°
4
43°
36°
5
54°
32°
6
49°
29°
7
45°
23°
8
72°
37°
9
59°
39°
10
54°
39°
11
54°
36°
12
74°
52°
13
74°
59°
14
82°
58°
15
68°
56°
16
73°
56°
17
78°
44°
18
46°
33°
19
50°
31°
20
58°
31°
21
79°
50°
22
78°
56°
23
79°
58°
24
66°
43°
25
65°
47°
26
64°
49°
27
62°
48°
28
58°
42°
29
60°
43°
30
56°
41°
1
61°
41°
2
61°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Kieler
Kieler's April 2026 forecast shows daily high temperatures ranging from 56° to 79°, with overnight lows between 41° and 58°. The average high for April is 66° with an average low of 47°. 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 Kieler. See also: May | June | July.