S
M
T
W
T
F
S
28
82°
56°
29
83°
57°
30
85°
58°
1
83°
56°
2
84°
49°
3
86°
55°
4
87°
55°
5
87°
54°
6
78°
53°
7
77°
51°
8
77°
51°
9
78°
53°
10
79°
52°
11
84°
55°
12
89°
56°
13
90°
57°
14
89°
58°
15
90°
57°
16
90°
57°
17
89°
56°
18
90°
58°
19
91°
59°
20
91°
59°
21
90°
58°
22
87°
58°
23
88°
57°
24
90°
58°
25
89°
57°
26
90°
58°
27
90°
55°
28
91°
55°
29
91°
53°
30
89°
54°
31
92°
55°
1
89°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Lost River
Lost River's July 2026 forecast shows daily high temperatures ranging from 77° to 92°, with overnight lows between 49° and 59°. The average high for July is 87° with an average low of 56°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Lost River. See also: August | September | October.