S
M
T
W
T
F
S
28
97°
73°
29
98°
73°
30
97°
69°
1
95°
70°
2
96°
73°
3
98°
72°
4
97°
71°
5
91°
67°
6
92°
67°
7
89°
65°
8
85°
62°
9
80°
65°
10
88°
66°
11
87°
66°
12
86°
65°
13
86°
66°
14
85°
66°
15
88°
67°
16
89°
67°
17
89°
66°
18
87°
66°
19
82°
65°
20
82°
66°
21
85°
67°
22
88°
67°
23
89°
66°
24
82°
66°
25
84°
67°
26
87°
67°
27
89°
68°
28
89°
68°
29
88°
66°
30
82°
65°
31
79°
64°
1
83°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Rock Valley
Rock Valley's July 2026 forecast shows daily high temperatures ranging from 79° to 98°, with overnight lows between 62° and 73°. The average high for July is 88° with an average low of 67°. 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 Rock Valley. See also: August | September | October.