S
M
T
W
T
F
S
31
70°
44°
1
69°
44°
2
76°
44°
3
82°
45°
4
78°
53°
5
81°
50°
6
76°
62°
7
68°
51°
8
78°
47°
9
83°
51°
10
79°
66°
11
80°
65°
12
81°
57°
13
81°
60°
14
78°
50°
15
69°
52°
16
69°
53°
17
71°
54°
18
70°
53°
19
71°
58°
20
72°
56°
21
71°
53°
22
74°
54°
23
73°
52°
24
75°
58°
25
76°
52°
26
72°
51°
27
71°
52°
28
73°
52°
29
74°
53°
30
77°
60°
1
80°
60°
2
75°
59°
3
78°
60°
4
78°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Algonquin
Algonquin's June 2026 forecast shows daily high temperatures ranging from 69° to 81°, with overnight lows between 50° and 66°. The average high for June is 75° with an average low of 56°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Algonquin. See also: July | August | September.