S
M
T
W
T
F
S
29
68°
44°
30
85°
61°
31
81°
56°
1
56°
44°
2
78°
49°
3
82°
53°
4
74°
43°
5
57°
38°
6
57°
43°
7
48°
36°
8
76°
42°
9
80°
52°
10
69°
47°
11
69°
45°
12
78°
60°
13
84°
67°
14
88°
67°
15
77°
63°
16
83°
60°
17
86°
52°
18
56°
43°
19
64°
42°
20
66°
37°
21
80°
54°
22
76°
57°
23
81°
59°
24
76°
47°
25
72°
54°
26
72°
60°
27
74°
47°
28
66°
47°
29
64°
48°
30
58°
43°
1
60°
42°
2
63°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Whiteside
Whiteside's April 2026 forecast shows daily high temperatures ranging from 58° to 81°, with overnight lows between 42° and 60°. The average high for April is 69° with an average low of 50°. 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 Whiteside. See also: May | June | July.
