S
M
T
W
T
F
S
29
84°
49°
30
85°
57°
31
86°
65°
1
86°
66°
2
79°
72°
3
84°
70°
4
82°
61°
5
71°
50°
6
73°
46°
7
75°
55°
8
76°
60°
9
78°
64°
10
76°
66°
11
78°
68°
12
81°
68°
13
82°
67°
14
83°
66°
15
84°
65°
16
84°
63°
17
79°
65°
18
80°
56°
19
81°
61°
20
82°
61°
21
82°
60°
22
81°
60°
23
82°
59°
24
82°
63°
25
83°
62°
26
83°
63°
27
82°
63°
28
83°
62°
29
83°
63°
30
82°
63°
1
81°
64°
2
82°
62°
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 71° to 84°, with overnight lows between 46° and 68°. The average high for April is 80° with an average low of 62°. 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.