S
M
T
W
T
F
S
29
77°
46°
30
91°
50°
31
70°
52°
1
52°
43°
2
61°
43°
3
72°
36°
4
55°
34°
5
66°
21°
6
61°
36°
7
64°
36°
8
79°
46°
9
79°
43°
10
61°
41°
11
75°
50°
12
77°
64°
13
90°
66°
14
88°
63°
15
77°
50°
16
88°
67°
17
82°
36°
18
59°
35°
19
75°
42°
20
79°
52°
21
82°
55°
22
83°
64°
23
79°
56°
24
72°
48°
25
61°
44°
26
61°
42°
27
64°
44°
28
67°
47°
29
70°
48°
30
64°
47°
1
64°
44°
2
65°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Vermillion
Vermillion's April 2026 forecast shows daily high temperatures ranging from 59° to 88°, with overnight lows between 35° and 67°. The average high for April is 71° with an average low of 48°. 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 Vermillion. See also: May | June | July.