S
M
T
W
T
F
S
29
63°
41°
30
81°
52°
31
69°
41°
1
42°
37°
2
71°
39°
3
63°
40°
4
60°
41°
5
53°
39°
6
48°
29°
7
38°
33°
8
63°
54°
9
66°
44°
10
47°
42°
11
51°
47°
12
61°
53°
13
63°
47°
14
54°
43°
15
54°
44°
16
53°
43°
17
55°
45°
18
56°
41°
19
63°
47°
20
62°
47°
21
60°
49°
22
59°
49°
23
64°
47°
24
62°
43°
25
57°
48°
26
53°
47°
27
54°
45°
28
64°
44°
29
54°
43°
30
57°
47°
1
62°
46°
2
55°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Chicago
Chicago's April 2026 forecast shows daily high temperatures ranging from 38° to 66°, with overnight lows between 29° and 54°. The average high for April is 57° with an average low of 45°. 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 Chicago. See also: May | June | July.
