S
M
T
W
T
F
S
29
52°
21°
30
69°
28°
31
55°
46°
1
54°
38°
2
42°
35°
3
55°
35°
4
63°
39°
5
47°
38°
6
46°
26°
7
43°
26°
8
51°
20°
9
63°
24°
10
76°
36°
11
55°
32°
12
56°
25°
13
66°
53°
14
75°
55°
15
76°
59°
16
70°
51°
17
68°
45°
18
69°
49°
19
63°
35°
20
45°
27°
21
51°
26°
22
54°
33°
23
59°
35°
24
59°
39°
25
58°
37°
26
59°
33°
27
51°
33°
28
52°
32°
29
55°
31°
30
56°
30°
1
53°
30°
2
52°
29°
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 45° to 76°, with overnight lows between 26° and 59°. The average high for April is 60° with an average low of 38°. 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.