S
M
T
W
T
F
S
28
86°
68°
29
90°
70°
30
N/A
1
98°
69°
2
99°
68°
3
98°
72°
4
92°
68°
5
90°
66°
6
85°
66°
7
84°
65°
8
85°
64°
9
86°
65°
10
82°
65°
11
86°
66°
12
84°
64°
13
83°
62°
14
79°
58°
15
79°
58°
16
80°
59°
17
80°
60°
18
81°
60°
19
83°
65°
20
86°
65°
21
86°
66°
22
85°
66°
23
82°
65°
24
82°
66°
25
86°
65°
26
87°
66°
27
86°
66°
28
84°
65°
29
82°
64°
30
81°
59°
31
79°
59°
1
78°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Lost Creek
Lost Creek's July 2026 forecast shows daily high temperatures ranging from 78° to 99°, with overnight lows between 58° and 72°. The average high for July is 85° with an average low of 64°. 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 Creek. See also: August | September | October.