S
M
T
W
T
F
S
29
69°
41°
30
74°
58°
31
82°
56°
1
84°
57°
2
85°
56°
3
84°
59°
4
82°
60°
5
69°
53°
6
67°
47°
7
73°
39°
8
70°
43°
9
72°
43°
10
78°
40°
11
84°
44°
12
85°
47°
13
81°
50°
14
84°
51°
15
85°
49°
16
85°
53°
17
88°
55°
18
85°
45°
19
69°
38°
20
78°
42°
21
80°
48°
22
82°
51°
23
86°
54°
24
85°
57°
25
76°
54°
26
79°
50°
27
76°
58°
28
74°
54°
29
75°
55°
30
71°
51°
1
70°
63°
2
72°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Rosemont Park
Rosemont Park's April 2026 forecast shows daily high temperatures ranging from 69° to 86°, with overnight lows between 38° and 63°. The average high for April is 77° with an average low of 51°. 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 Rosemont Park. See also: May | June | July.