S
M
T
W
T
F
S
29
31°
22°
30
27°
10°
31
28°
4°
1
39°
21°
2
34°
29°
3
42°
26°
4
54°
26°
5
36°
20°
6
39°
15°
7
52°
23°
8
33°
22°
9
43°
24°
10
52°
31°
11
60°
32°
12
49°
25°
13
32°
18°
14
41°
26°
15
51°
30°
16
48°
30°
17
47°
29°
18
53°
32°
19
53°
31°
20
54°
32°
21
48°
30°
22
51°
34°
23
49°
32°
24
48°
35°
25
61°
36°
26
61°
40°
27
62°
40°
28
64°
41°
29
65°
42°
30
65°
43°
1
66°
44°
2
66°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Chamberlain
Chamberlain's April 2026 forecast shows daily high temperatures ranging from 32° to 66°, with overnight lows between 18° and 45°. The average high for April is 53° with an average low of 33°. 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 Chamberlain. See also: May | June | July.