S
M
T
W
T
F
S
31
77°
61°
1
82°
59°
2
78°
60°
3
78°
64°
4
77°
62°
5
77°
61°
6
84°
64°
7
82°
65°
8
81°
62°
9
85°
61°
10
84°
60°
11
83°
59°
12
79°
57°
13
80°
55°
14
78°
56°
15
77°
55°
16
71°
52°
17
71°
54°
18
73°
58°
19
74°
60°
20
72°
60°
21
78°
62°
22
77°
62°
23
82°
61°
24
78°
63°
25
82°
63°
26
77°
60°
27
80°
64°
28
79°
65°
29
82°
65°
30
75°
64°
1
81°
64°
2
83°
65°
3
81°
62°
4
76°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in De Smet
De Smet's June 2026 forecast shows daily high temperatures ranging from 71° to 85°, with overnight lows between 52° and 65°. The average high for June is 79° with an average low of 61°. 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 Smet. See also: July | August | September.