S
M
T
W
T
F
S
28
89°
57°
29
94°
55°
30
93°
56°
1
90°
57°
2
91°
58°
3
92°
61°
4
93°
59°
5
93°
60°
6
92°
61°
7
94°
60°
8
95°
61°
9
94°
60°
10
93°
60°
11
94°
62°
12
95°
63°
13
95°
63°
14
97°
64°
15
97°
64°
16
96°
63°
17
98°
64°
18
97°
64°
19
96°
63°
20
96°
65°
21
92°
65°
22
95°
63°
23
93°
64°
24
93°
64°
25
94°
63°
26
94°
64°
27
95°
64°
28
96°
63°
29
97°
65°
30
98°
65°
31
97°
64°
1
91°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Manteca
Manteca's July 2026 forecast shows daily high temperatures ranging from 89° to 98°, with overnight lows between 55° and 65°. The average high for July is 94° with an average low of 62°. 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 Manteca. See also: August | September | October.