S
M
T
W
T
F
S
30
79°
51°
31
52°
34°
1
60°
31°
2
83°
57°
3
66°
52°
4
60°
49°
5
62°
46°
6
46°
37°
7
57°
32°
8
48°
28°
9
64°
37°
10
71°
40°
11
56°
35°
12
63°
30°
13
77°
45°
14
71°
56°
15
61°
39°
16
71°
34°
17
77°
52°
18
78°
65°
19
74°
54°
20
82°
56°
21
66°
45°
22
76°
42°
23
79°
45°
24
83°
49°
25
78°
64°
26
64°
47°
27
62°
49°
28
86°
49°
29
81°
54°
30
79°
54°
1
77°
62°
2
66°
54°
3
61°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Mount Vernon
Mount Vernon's April 2025 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 Mount Vernon. See also: May | June | July.