S
M
T
W
T
F
S
29
72°
47°
30
75°
64°
31
81°
67°
1
83°
67°
2
81°
68°
3
82°
67°
4
84°
68°
5
71°
59°
6
67°
44°
7
79°
39°
8
77°
46°
9
75°
55°
10
78°
52°
11
81°
55°
12
80°
53°
13
82°
58°
14
81°
57°
15
81°
60°
16
83°
62°
17
83°
58°
18
83°
59°
19
71°
47°
20
77°
43°
21
77°
43°
22
80°
58°
23
79°
55°
24
82°
62°
25
81°
64°
26
83°
65°
27
86°
67°
28
86°
69°
29
86°
67°
30
75°
66°
1
67°
54°
2
73°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Slidell
Slidell's April 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for April is ° with an average low of °. 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 Slidell. See also: May | June | July.
