S
M
T
W
T
F
S
29
43°
8°
30
59°
28°
31
43°
32°
1
42°
28°
2
43°
28°
3
40°
29°
4
44°
33°
5
45°
37°
6
46°
28°
7
41°
21°
8
42°
26°
9
46°
37°
10
54°
38°
11
49°
34°
12
51°
39°
13
53°
38°
14
52°
38°
15
46°
34°
16
50°
37°
17
49°
38°
18
52°
34°
19
53°
35°
20
48°
38°
21
56°
38°
22
54°
37°
23
54°
38°
24
49°
39°
25
53°
36°
26
48°
33°
27
49°
33°
28
49°
36°
29
50°
35°
30
51°
35°
1
52°
36°
2
52°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Marshfield
Marshfield's April 2026 forecast shows daily high temperatures ranging from 41° to 56°, with overnight lows between 21° and 39°. 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 Marshfield. See also: May | June | July.