S
M
T
W
T
F
S
29
49°
20°
30
67°
37°
31
76°
51°
1
75°
46°
2
45°
37°
3
67°
37°
4
68°
39°
5
56°
39°
6
50°
31°
7
54°
25°
8
50°
24°
9
50°
32°
10
64°
46°
11
62°
34°
12
58°
39°
13
63°
51°
14
70°
44°
15
60°
42°
16
57°
39°
17
55°
41°
18
62°
42°
19
63°
39°
20
58°
37°
21
64°
41°
22
62°
42°
23
56°
42°
24
61°
41°
25
65°
38°
26
56°
37°
27
56°
37°
28
58°
38°
29
58°
37°
30
57°
36°
1
58°
40°
2
59°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Plainfield
Plainfield's April 2026 forecast shows daily high temperatures ranging from 50° to 70°, with overnight lows between 24° and 51°. The average high for April is 59° with an average low of 39°. 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 Plainfield. See also: May | June | July.