S
M
T
W
T
F
S
28
70°
63°
29
72°
63°
30
73°
64°
1
72°
59°
2
70°
63°
3
73°
62°
4
72°
62°
5
73°
62°
6
71°
61°
7
72°
62°
8
73°
60°
9
71°
61°
10
72°
62°
11
73°
63°
12
74°
63°
13
73°
62°
14
74°
64°
15
75°
66°
16
74°
66°
17
75°
65°
18
75°
66°
19
76°
67°
20
76°
67°
21
75°
66°
22
76°
67°
23
76°
66°
24
74°
64°
25
72°
62°
26
71°
62°
27
73°
63°
28
74°
64°
29
75°
66°
30
76°
67°
31
77°
67°
1
76°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Tijuana River Valley
Tijuana River Valley's July 2026 forecast shows daily high temperatures ranging from 70° to 77°, with overnight lows between 60° and 68°. The average high for July is 74° 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 Tijuana River Valley. See also: August | September | October.