S
M
T
W
T
F
S
29
66°
40°
30
78°
40°
31
60°
37°
1
45°
31°
2
40°
31°
3
43°
32°
4
43°
32°
5
54°
31°
6
46°
24°
7
43°
13°
8
70°
33°
9
60°
39°
10
54°
30°
11
54°
27°
12
75°
46°
13
73°
57°
14
78°
54°
15
70°
54°
16
73°
50°
17
78°
43°
18
43°
35°
19
48°
28°
20
55°
24°
21
79°
47°
22
78°
55°
23
81°
58°
24
68°
40°
25
66°
43°
26
68°
51°
27
61°
39°
28
58°
36°
29
59°
37°
30
53°
35°
1
54°
34°
2
58°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Prairie du Sac
Prairie du Sac's April 2026 forecast shows daily high temperatures ranging from 53° to 81°, with overnight lows between 34° and 58°. The average high for April is 64° 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 Prairie du Sac. See also: May | June | July.