S
M
T
W
T
F
S
29
68°
31°
30
68°
33°
31
39°
29°
1
40°
26°
2
33°
31°
3
33°
31°
4
36°
30°
5
53°
32°
6
34°
20°
7
43°
15°
8
54°
32°
9
38°
29°
10
56°
21°
11
54°
40°
12
81°
48°
13
59°
45°
14
52°
38°
15
73°
31°
16
87°
42°
17
47°
32°
18
48°
28°
19
44°
24°
20
74°
23°
21
77°
33°
22
93°
44°
23
81°
42°
24
58°
32°
25
49°
41°
26
48°
40°
27
47°
41°
28
52°
34°
29
58°
30°
30
53°
28°
1
55°
29°
2
71°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Appleton
Appleton's April 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for April is ° with an average low of °. 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 Appleton. See also: May | June | July.