S
M
T
W
T
F
S
29
55°
20°
30
69°
47°
31
80°
59°
1
84°
58°
2
57°
43°
3
76°
44°
4
82°
50°
5
72°
48°
6
58°
35°
7
53°
28°
8
52°
29°
9
56°
35°
10
69°
51°
11
71°
42°
12
68°
53°
13
81°
60°
14
90°
59°
15
78°
48°
16
60°
43°
17
59°
44°
18
63°
46°
19
69°
42°
20
68°
48°
21
68°
48°
22
69°
50°
23
71°
50°
24
71°
48°
25
70°
44°
26
61°
44°
27
60°
41°
28
62°
42°
29
62°
41°
30
61°
40°
1
63°
44°
2
64°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Plainville
Plainville's April 2026 forecast shows daily high temperatures ranging from 52° to 90°, with overnight lows between 28° and 60°. The average high for April is 66° with an average low of 45°. 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 Plainville. See also: May | June | July.