S
M
T
W
T
F
S
29
64°
40°
30
82°
48°
31
70°
38°
1
39°
36°
2
69°
37°
3
61°
39°
4
54°
40°
5
54°
37°
6
50°
32°
7
38°
29°
8
71°
36°
9
71°
44°
10
53°
35°
11
50°
46°
12
71°
60°
13
72°
61°
14
72°
61°
15
66°
52°
16
62°
52°
17
74°
52°
18
58°
37°
19
48°
38°
20
58°
47°
21
65°
52°
22
66°
52°
23
64°
48°
24
56°
41°
25
52°
39°
26
51°
40°
27
54°
44°
28
53°
43°
29
60°
38°
30
53°
37°
1
55°
43°
2
54°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in South Evanston
South Evanston's April 2026 forecast shows daily high temperatures ranging from 48° to 74°, with overnight lows between 37° and 61°. The average high for April is 60° with an average low of 47°. 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 South Evanston. See also: May | June | July.