S
M
T
W
T
F
S
31
78°
57°
1
77°
53°
2
73°
57°
3
79°
58°
4
80°
59°
5
80°
58°
6
71°
57°
7
72°
55°
8
71°
57°
9
77°
60°
10
81°
61°
11
81°
60°
12
73°
56°
13
73°
52°
14
74°
52°
15
74°
53°
16
75°
58°
17
78°
61°
18
76°
59°
19
79°
55°
20
77°
57°
21
79°
61°
22
82°
60°
23
81°
52°
24
77°
53°
25
77°
56°
26
81°
59°
27
84°
63°
28
79°
57°
29
87°
61°
30
86°
55°
1
80°
56°
2
82°
63°
3
81°
64°
4
86°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Delavan
Delavan's June 2026 forecast shows daily high temperatures ranging from 71° to 87°, with overnight lows between 52° and 64°. The average high for June is 78° with an average low of 57°. 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 Delavan. See also: July | August | September.