S
M
T
W
T
F
S
29
51°
23°
30
67°
43°
31
67°
52°
1
58°
36°
2
43°
36°
3
69°
39°
4
69°
39°
5
51°
31°
6
42°
30°
7
34°
20°
8
49°
17°
9
60°
31°
10
72°
41°
11
48°
33°
12
59°
48°
13
69°
55°
14
81°
57°
15
78°
59°
16
82°
56°
17
70°
47°
18
81°
56°
19
67°
34°
20
50°
29°
21
54°
34°
22
66°
43°
23
65°
47°
24
66°
41°
25
62°
35°
26
55°
36°
27
54°
32°
28
56°
36°
29
56°
33°
30
57°
32°
1
57°
32°
2
55°
33°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Plymouth
Plymouth's April 2026 forecast shows daily high temperatures ranging from 50° to 82°, with overnight lows between 29° and 59°. The average high for April is 64° with an average low of 42°. 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 Plymouth. See also: May | June | July.