S
M
T
W
T
F
S
29
66°
25°
30
70°
53°
31
79°
60°
1
77°
58°
2
84°
54°
3
76°
61°
4
84°
55°
5
71°
43°
6
55°
34°
7
49°
31°
8
65°
25°
9
75°
38°
10
79°
49°
11
65°
41°
12
83°
63°
13
73°
59°
14
81°
61°
15
85°
60°
16
81°
54°
17
77°
46°
18
69°
45°
19
67°
46°
20
65°
48°
21
69°
53°
22
72°
57°
23
74°
41°
24
71°
49°
25
70°
48°
26
67°
44°
27
61°
41°
28
61°
41°
29
66°
45°
30
70°
49°
1
65°
51°
2
71°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Grafton
Grafton's April 2026 forecast shows daily high temperatures ranging from 61° to 85°, with overnight lows between 41° and 63°. The average high for April is 71° with an average low of 50°. 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 Grafton. See also: May | June | July.