S
M
T
W
T
F
S
29
44°
17°
30
61°
30°
31
48°
34°
1
47°
29°
2
44°
32°
3
46°
40°
4
50°
35°
5
48°
37°
6
44°
28°
7
41°
22°
8
39°
27°
9
48°
37°
10
55°
37°
11
58°
40°
12
52°
34°
13
49°
35°
14
52°
30°
15
49°
36°
16
54°
27°
17
45°
27°
18
45°
28°
19
47°
34°
20
51°
38°
21
57°
37°
22
54°
33°
23
52°
37°
24
49°
39°
25
59°
39°
26
54°
38°
27
49°
39°
28
51°
40°
29
52°
40°
30
56°
41°
1
52°
40°
2
54°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Dedham
Dedham's April 2026 forecast shows daily high temperatures ranging from 39° to 59°, with overnight lows between 22° and 41°. The average high for April is 50° with an average low of 35°. 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 Dedham. See also: May | June | July.