S
M
T
W
T
F
S
29
66°
37°
30
86°
46°
31
69°
46°
1
47°
38°
2
38°
38°
3
52°
35°
4
43°
35°
5
57°
32°
6
48°
33°
7
41°
32°
8
71°
38°
9
56°
40°
10
52°
37°
11
55°
38°
12
70°
55°
13
78°
58°
14
84°
61°
15
75°
54°
16
N/A
17
80°
34°
18
52°
35°
19
61°
37°
20
69°
51°
21
76°
48°
22
77°
54°
23
74°
55°
24
64°
45°
25
61°
40°
26
60°
38°
27
59°
40°
28
62°
42°
29
65°
41°
30
60°
43°
1
62°
39°
2
60°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in Sully
Sully's April 2026 forecast shows daily high temperatures ranging from 52° to 80°, with overnight lows between 34° and 55°. The average high for April is 65° with an average low of 43°. 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 Sully. See also: May | June | July.