S
M
T
W
T
F
S
31
68°
50°
1
67°
49°
2
69°
57°
3
70°
58°
4
78°
60°
5
80°
59°
6
77°
58°
7
76°
59°
8
74°
53°
9
69°
50°
10
69°
50°
11
71°
59°
12
76°
59°
13
72°
51°
14
71°
54°
15
72°
58°
16
73°
62°
17
80°
62°
18
79°
61°
19
82°
63°
20
83°
63°
21
83°
62°
22
82°
63°
23
81°
63°
24
82°
62°
25
83°
62°
26
77°
62°
27
79°
58°
28
82°
55°
29
79°
59°
30
78°
64°
1
79°
63°
2
86°
61°
3
85°
63°
4
86°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Sioux Falls Junction
Sioux Falls Junction's June 2026 forecast shows daily high temperatures ranging from 67° to 86°, with overnight lows between 49° and 64°. The average high for June is 77° with an average low of 58°. 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 Sioux Falls Junction. See also: July | August | September.
