S
M
T
W
T
F
S
29
51°
28°
30
68°
38°
31
71°
52°
1
59°
37°
2
40°
36°
3
76°
38°
4
56°
40°
5
55°
33°
6
40°
31°
7
30°
18°
8
49°
31°
9
59°
41°
10
63°
35°
11
48°
30°
12
60°
48°
13
67°
56°
14
57°
44°
15
53°
41°
16
53°
37°
17
54°
41°
18
55°
41°
19
56°
37°
20
55°
34°
21
58°
39°
22
59°
42°
23
59°
42°
24
61°
38°
25
58°
35°
26
50°
33°
27
51°
33°
28
52°
35°
29
52°
33°
30
50°
34°
1
52°
35°
2
54°
35°
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 30° to 67°, with overnight lows between 18° and 56°. The average high for April is 54° with an average low of 37°. 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.