S
M
T
W
T
F
S
29
43°
32°
30
43°
32°
31
45°
34°
1
46°
30°
2
50°
27°
3
57°
28°
4
55°
43°
5
70°
39°
6
61°
39°
7
63°
32°
8
61°
34°
9
61°
32°
10
52°
41°
11
63°
43°
12
50°
45°
13
54°
43°
14
50°
45°
15
54°
46°
16
63°
41°
17
66°
36°
18
72°
41°
19
61°
36°
20
55°
32°
21
50°
28°
22
57°
34°
23
63°
28°
24
68°
30°
25
70°
32°
26
64°
34°
27
68°
42°
28
68°
44°
29
65°
37°
30
63°
38°
1
69°
43°
2
75°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Sixtnitgern
Sixtnitgern's April 2026 forecast shows daily high temperatures ranging from 63° to 75°, with overnight lows between 37° and 49°. The average high for April is 68° with an average low of 42°. 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 Sixtnitgern. See also: May | June | July.