S
M
T
W
T
F
S
29
64°
37°
30
81°
43°
31
70°
39°
1
43°
34°
2
66°
34°
3
52°
37°
4
46°
37°
5
54°
34°
6
52°
32°
7
45°
23°
8
72°
32°
9
66°
45°
10
57°
34°
11
60°
51°
12
71°
59°
13
80°
61°
14
76°
55°
15
69°
49°
16
65°
44°
17
64°
42°
18
59°
43°
19
62°
44°
20
65°
43°
21
61°
44°
22
58°
37°
23
52°
42°
24
52°
43°
25
56°
38°
26
53°
34°
27
53°
35°
28
55°
44°
29
63°
47°
30
65°
46°
1
62°
43°
2
55°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in South Beloit
South Beloit's April 2026 forecast shows daily high temperatures ranging from 52° to 80°, with overnight lows between 34° and 61°. The average high for April is 62° with an average low of 44°. 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 South Beloit. See also: May | June | July.
