S
M
T
W
T
F
S
28
97°
77°
29
97°
77°
30
96°
76°
1
98°
74°
2
97°
75°
3
96°
75°
4
97°
76°
5
95°
73°
6
90°
73°
7
89°
70°
8
87°
70°
9
91°
73°
10
92°
76°
11
94°
76°
12
95°
75°
13
97°
76°
14
97°
76°
15
98°
75°
16
98°
76°
17
99°
76°
18
98°
75°
19
99°
76°
20
97°
77°
21
99°
76°
22
99°
77°
23
98°
77°
24
99°
76°
25
99°
77°
26
98°
77°
27
100°
76°
28
100°
77°
29
99°
77°
30
99°
76°
31
100°
77°
1
99°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Granbury
Granbury's July 2026 forecast shows daily high temperatures ranging from 87° to 100°, with overnight lows between 70° and 77°. The average high for July is 97° with an average low of 75°. 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 Granbury. See also: August | September | October.