S
M
T
W
T
F
S
31
74°
60°
1
78°
60°
2
83°
50°
3
85°
56°
4
83°
63°
5
79°
60°
6
86°
53°
7
86°
62°
8
80°
67°
9
86°
64°
10
88°
65°
11
72°
55°
12
78°
55°
13
72°
57°
14
72°
48°
15
79°
43°
16
72°
54°
17
62°
54°
18
69°
48°
19
72°
43°
20
73°
51°
21
75°
47°
22
76°
47°
23
74°
52°
24
75°
57°
25
72°
55°
26
76°
51°
27
78°
62°
28
78°
63°
29
90°
73°
30
87°
64°
1
82°
61°
2
90°
68°
3
85°
65°
4
73°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Isanti
Isanti's June 2026 forecast shows daily high temperatures ranging from 73° to 90°, with overnight lows between 58° and 68°. The average high for June is 83° with an average low of 64°. 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 Isanti. See also: July | August | September.