S
M
T
W
T
F
S
31
49°
40°
1
51°
43°
2
57°
44°
3
67°
45°
4
68°
48°
5
77°
50°
6
77°
48°
7
64°
42°
8
68°
47°
9
72°
49°
10
75°
49°
11
74°
51°
12
74°
50°
13
76°
51°
14
77°
49°
15
71°
51°
16
66°
50°
17
68°
51°
18
76°
52°
19
76°
51°
20
73°
51°
21
73°
50°
22
77°
52°
23
79°
53°
24
80°
52°
25
71°
48°
26
78°
52°
27
81°
52°
28
73°
50°
29
71°
50°
30
79°
53°
1
82°
54°
2
82°
54°
3
79°
53°
4
83°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Sun Prairie
Sun Prairie's June 2026 forecast shows daily high temperatures ranging from 51° to 83°, with overnight lows between 42° and 56°. The average high for June is 73° with an average low of 50°. 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 Sun Prairie. See also: July | August | September.
