S
M
T
W
T
F
S
29
71°
51°
30
76°
62°
31
81°
68°
1
82°
68°
2
82°
64°
3
83°
65°
4
83°
68°
5
70°
59°
6
65°
45°
7
78°
43°
8
77°
57°
9
79°
53°
10
81°
55°
11
85°
57°
12
84°
64°
13
83°
64°
14
84°
65°
15
82°
63°
16
81°
61°
17
85°
61°
18
86°
62°
19
88°
62°
20
88°
63°
21
80°
54°
22
80°
59°
23
81°
60°
24
82°
61°
25
80°
60°
26
82°
59°
27
82°
60°
28
79°
60°
29
82°
61°
30
82°
61°
1
81°
60°
2
83°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Picayune
Picayune's April 2026 forecast shows daily high temperatures ranging from 77° to 88°, with overnight lows between 53° and 65°. The average high for April is 82° with an average low of 60°. 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 Picayune. See also: May | June | July.