S
M
T
W
T
F
S
29
52°
21°
30
69°
28°
31
55°
46°
1
54°
35°
2
39°
34°
3
67°
46°
4
58°
36°
5
52°
35°
6
43°
27°
7
39°
19°
8
42°
27°
9
58°
39°
10
63°
38°
11
66°
40°
12
56°
33°
13
57°
35°
14
58°
28°
15
50°
33°
16
52°
23°
17
45°
23°
18
46°
24°
19
47°
28°
20
55°
36°
21
59°
36°
22
59°
35°
23
49°
34°
24
57°
37°
25
62°
37°
26
59°
36°
27
51°
36°
28
52°
32°
29
52°
36°
30
58°
37°
1
54°
35°
2
55°
34°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Cornish
Cornish's April 2026 forecast shows daily high temperatures ranging from 39° to 67°, with overnight lows between 19° and 46°. The average high for April is 54° with an average low of 33°. 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 Cornish. See also: May | June | July.