S
M
T
W
T
F
S
29
36°
27°
30
38°
22°
31
42°
32°
1
33°
28°
2
32°
29°
3
36°
26°
4
33°
29°
5
47°
26°
6
31°
8°
7
39°
28°
8
44°
31°
9
40°
22°
10
47°
24°
11
49°
35°
12
49°
33°
13
48°
29°
14
42°
25°
15
42°
30°
16
46°
32°
17
47°
32°
18
56°
40°
19
49°
38°
20
46°
36°
21
42°
34°
22
44°
38°
23
44°
37°
24
43°
32°
25
48°
40°
26
44°
40°
27
55°
40°
28
53°
35°
29
56°
42°
30
56°
41°
1
53°
37°
2
58°
43°
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 31° to 58°, with overnight lows between 8° and 43°. The average high for April is 47° with an average low of 33°. 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.