S
M
T
W
T
F
S
29
43°
34°
30
43°
32°
31
43°
32°
1
48°
32°
2
50°
32°
3
57°
28°
4
61°
43°
5
72°
36°
6
64°
45°
7
68°
41°
8
70°
43°
9
68°
39°
10
55°
41°
11
68°
46°
12
55°
46°
13
50°
46°
14
52°
45°
15
55°
46°
16
66°
41°
17
70°
41°
18
70°
49°
19
63°
40°
20
60°
41°
21
58°
39°
22
61°
36°
23
64°
38°
24
66°
39°
25
64°
41°
26
60°
42°
27
59°
43°
28
64°
44°
29
66°
45°
30
65°
47°
1
60°
40°
2
56°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Siggenweiler
Siggenweiler's April 2026 forecast shows daily high temperatures ranging from 56° to 70°, with overnight lows between 36° and 49°. The average high for April is 62° 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 Siggenweiler. See also: May | June | July.