S
M
T
W
T
F
S
28
90°
77°
29
91°
79°
30
88°
75°
1
90°
73°
2
91°
75°
3
90°
77°
4
90°
77°
5
88°
79°
6
92°
76°
7
91°
77°
8
93°
77°
9
95°
78°
10
96°
77°
11
96°
77°
12
94°
78°
13
95°
79°
14
91°
76°
15
93°
78°
16
90°
77°
17
92°
77°
18
93°
76°
19
94°
75°
20
90°
78°
21
88°
78°
22
86°
77°
23
85°
75°
24
86°
75°
25
87°
77°
26
88°
76°
27
88°
75°
28
89°
76°
29
89°
76°
30
88°
77°
31
89°
77°
1
90°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Trinity
Trinity's July 2026 forecast shows daily high temperatures ranging from 85° to 96°, with overnight lows between 75° and 79°. The average high for July is 91° with an average low of 77°. 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 Trinity. See also: August | September | October.