S
M
T
W
T
F
S
29
37°
13°
30
52°
30°
31
46°
31°
1
42°
29°
2
35°
28°
3
35°
30°
4
44°
28°
5
52°
28°
6
44°
28°
7
40°
26°
8
38°
26°
9
45°
33°
10
52°
37°
11
55°
30°
12
54°
34°
13
57°
42°
14
55°
35°
15
47°
28°
16
51°
32°
17
51°
29°
18
56°
33°
19
54°
31°
20
52°
35°
21
55°
35°
22
54°
34°
23
52°
34°
24
50°
36°
25
56°
36°
26
51°
35°
27
51°
34°
28
52°
36°
29
52°
34°
30
53°
32°
1
53°
35°
2
54°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Fox River
Fox River's April 2026 forecast shows daily high temperatures ranging from 38° to 57°, with overnight lows between 26° and 42°. The average high for April is 51° with an average low of 33°. 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 Fox River. See also: May | June | July.