S
M
T
W
T
F
S
31
70°
34°
1
68°
44°
2
70°
38°
3
76°
50°
4
80°
44°
5
83°
48°
6
81°
56°
7
75°
57°
8
70°
52°
9
78°
50°
10
83°
68°
11
91°
68°
12
94°
65°
13
89°
58°
14
89°
59°
15
75°
56°
16
74°
54°
17
75°
56°
18
76°
55°
19
79°
58°
20
81°
58°
21
78°
56°
22
78°
59°
23
77°
58°
24
76°
55°
25
77°
58°
26
81°
55°
27
75°
55°
28
76°
56°
29
77°
55°
30
77°
56°
1
78°
58°
2
83°
62°
3
84°
63°
4
79°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Sun Valley
Sun Valley's June 2026 forecast shows daily high temperatures ranging from 74° to 94°, with overnight lows between 54° and 68°. The average high for June is 80° 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 Sun Valley. See also: July | August | September.
