S
M
T
W
T
F
S
31
70°
43°
1
72°
39°
2
75°
43°
3
79°
43°
4
75°
50°
5
81°
46°
6
73°
48°
7
63°
39°
8
70°
41°
9
63°
46°
10
61°
34°
11
68°
36°
12
77°
41°
13
73°
45°
14
75°
46°
15
81°
46°
16
88°
52°
17
84°
46°
18
79°
45°
19
87°
63°
20
75°
49°
21
80°
51°
22
80°
54°
23
85°
60°
24
88°
57°
25
87°
56°
26
86°
57°
27
80°
54°
28
82°
56°
29
83°
57°
30
85°
58°
1
83°
56°
2
84°
49°
3
86°
55°
4
87°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Lost River
Lost River's June 2026 forecast shows daily high temperatures ranging from 75° to 88°, with overnight lows between 49° and 63°. The average high for June is 84° with an average low of 55°. 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 Lost River. See also: July | August | September.