S
M
T
W
T
F
S
31
80°
60°
1
82°
56°
2
83°
50°
3
83°
51°
4
87°
59°
5
83°
67°
6
90°
69°
7
75°
67°
8
81°
68°
9
88°
71°
10
88°
64°
11
73°
59°
12
80°
57°
13
83°
61°
14
71°
52°
15
78°
51°
16
72°
57°
17
75°
54°
18
75°
57°
19
78°
53°
20
79°
58°
21
66°
55°
22
76°
54°
23
76°
60°
24
75°
56°
25
73°
55°
26
77°
56°
27
76°
60°
28
79°
63°
29
81°
65°
30
82°
61°
1
80°
60°
2
80°
62°
3
83°
61°
4
78°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in De Witt
De Witt's June 2026 forecast shows daily high temperatures ranging from 66° to 83°, with overnight lows between 54° 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 De Witt. See also: July | August | September.