S
M
T
W
T
F
S
30
73°
59°
31
77°
61°
1
63°
39°
2
59°
36°
3
77°
55°
4
75°
59°
5
75°
57°
6
73°
54°
7
54°
45°
8
48°
39°
9
48°
36°
10
59°
41°
11
48°
45°
12
46°
41°
13
61°
41°
14
66°
41°
15
66°
52°
16
61°
46°
17
61°
36°
18
72°
41°
19
82°
64°
20
75°
54°
21
72°
55°
22
79°
63°
23
73°
52°
24
77°
46°
25
77°
46°
26
77°
54°
27
66°
46°
28
70°
39°
29
75°
54°
30
81°
59°
1
82°
59°
2
82°
68°
3
82°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Algonquin
Algonquin's April 2025 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 Algonquin. See also: May | June | July.