S
M
T
W
T
F
S
28
77°
62°
29
80°
63°
30
75°
57°
1
78°
53°
2
81°
55°
3
82°
54°
4
84°
56°
5
86°
57°
6
87°
56°
7
88°
57°
8
89°
58°
9
87°
58°
10
88°
59°
11
89°
58°
12
90°
60°
13
91°
59°
14
91°
62°
15
90°
61°
16
90°
61°
17
91°
60°
18
91°
59°
19
90°
58°
20
89°
57°
21
87°
56°
22
86°
56°
23
86°
57°
24
87°
56°
25
87°
56°
26
86°
57°
27
87°
57°
28
88°
58°
29
87°
57°
30
88°
58°
31
92°
60°
1
92°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Valley Center
Valley Center's July 2026 forecast shows daily high temperatures ranging from 75° to 92°, with overnight lows between 53° and 62°. The average high for July is 87° with an average low of 58°. 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 Valley Center. See also: August | September | October.