S
M
T
W
T
F
S
29
81°
46°
30
84°
61°
31
86°
61°
1
86°
64°
2
77°
68°
3
84°
68°
4
73°
59°
5
68°
50°
6
72°
45°
7
77°
54°
8
82°
55°
9
81°
59°
10
83°
60°
11
83°
65°
12
83°
62°
13
84°
64°
14
84°
60°
15
80°
57°
16
79°
58°
17
81°
60°
18
83°
60°
19
85°
61°
20
77°
50°
21
81°
57°
22
81°
55°
23
77°
53°
24
81°
56°
25
82°
57°
26
82°
58°
27
79°
58°
28
80°
57°
29
78°
57°
30
75°
58°
1
82°
57°
2
80°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Cullen
Cullen's April 2026 forecast shows daily high temperatures ranging from 75° to 85°, with overnight lows between 50° and 65°. The average high for April is 81° with an average low of 58°. 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 Cullen. See also: May | June | July.