S
M
T
W
T
F
S
29
85°
52°
30
73°
51°
31
66°
56°
1
66°
55°
2
68°
53°
3
77°
53°
4
83°
64°
5
82°
58°
6
78°
53°
7
76°
52°
8
77°
55°
9
73°
53°
10
70°
52°
11
67°
52°
12
64°
48°
13
67°
49°
14
69°
53°
15
71°
53°
16
74°
54°
17
73°
51°
18
72°
52°
19
71°
48°
20
66°
48°
21
67°
46°
22
68°
49°
23
67°
48°
24
67°
52°
25
68°
52°
26
67°
50°
27
68°
52°
28
70°
53°
29
71°
52°
30
74°
53°
1
75°
52°
2
74°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Cornell
Cornell's April 2026 forecast shows daily high temperatures ranging from 64° to 78°, with overnight lows between 46° and 55°. The average high for April is 71° with an average low of 51°. 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 Cornell. See also: May | June | July.