S
M
T
W
T
F
S
31
75°
48°
1
77°
50°
2
76°
49°
3
80°
57°
4
83°
64°
5
79°
63°
6
78°
62°
7
79°
61°
8
77°
62°
9
78°
61°
10
79°
62°
11
79°
58°
12
78°
58°
13
78°
59°
14
75°
55°
15
70°
52°
16
69°
52°
17
71°
58°
18
76°
61°
19
79°
61°
20
80°
62°
21
78°
62°
22
79°
63°
23
80°
62°
24
75°
58°
25
73°
62°
26
81°
63°
27
77°
60°
28
73°
57°
29
73°
57°
30
74°
59°
1
77°
64°
2
81°
65°
3
80°
62°
4
75°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Fond du Lac
Fond du Lac's June 2026 forecast shows daily high temperatures ranging from 69° to 83°, with overnight lows between 49° and 65°. The average high for June is 77° with an average low of 59°. 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 Fond du Lac. See also: July | August | September.