S
M
T
W
T
F
S
28
92°
80°
29
91°
79°
30
93°
77°
1
92°
76°
2
91°
77°
3
92°
78°
4
92°
78°
5
93°
76°
6
92°
77°
7
93°
78°
8
92°
77°
9
88°
78°
10
91°
78°
11
93°
77°
12
94°
78°
13
94°
78°
14
93°
77°
15
94°
78°
16
90°
78°
17
89°
77°
18
90°
78°
19
92°
78°
20
94°
77°
21
95°
78°
22
94°
78°
23
95°
79°
24
94°
79°
25
95°
78°
26
95°
78°
27
94°
79°
28
95°
78°
29
96°
79°
30
96°
79°
31
95°
78°
1
96°
79°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Sinton
Sinton's July 2026 forecast shows daily high temperatures ranging from 88° to 96°, with overnight lows between 76° and 80°. The average high for July is 93° with an average low of 78°. 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 Sinton. See also: August | September | October.