S
M
T
W
T
F
S
29
64°
34°
30
70°
44°
31
77°
52°
1
79°
51°
2
80°
53°
3
77°
53°
4
81°
52°
5
63°
46°
6
61°
35°
7
57°
36°
8
65°
39°
9
69°
41°
10
72°
48°
11
72°
50°
12
76°
52°
13
75°
54°
14
76°
56°
15
74°
50°
16
72°
50°
17
72°
53°
18
71°
53°
19
70°
52°
20
71°
41°
21
73°
47°
22
74°
49°
23
74°
48°
24
73°
47°
25
73°
42°
26
70°
49°
27
70°
46°
28
65°
43°
29
67°
39°
30
65°
40°
1
68°
47°
2
67°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Willis
Willis's April 2026 forecast shows daily high temperatures ranging from 57° to 76°, with overnight lows between 36° and 56°. The average high for April is 70° with an average low of 47°. 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 Willis. See also: May | June | July.