S
M
T
W
T
F
S
29
53°
40°
30
59°
36°
31
56°
43°
1
52°
42°
2
56°
41°
3
61°
40°
4
72°
44°
5
80°
51°
6
80°
52°
7
62°
46°
8
69°
42°
9
76°
46°
10
73°
54°
11
64°
48°
12
54°
49°
13
57°
46°
14
50°
44°
15
50°
39°
16
55°
36°
17
59°
43°
18
72°
46°
19
78°
53°
20
69°
55°
21
57°
49°
22
53°
48°
23
55°
46°
24
68°
43°
25
69°
45°
26
71°
45°
27
56°
45°
28
60°
47°
29
71°
43°
30
81°
51°
1
74°
54°
2
72°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Forest Park
Forest Park'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 Forest Park. See also: May | June | July.