S
M
T
W
T
F
S
26
88°
72°
27
89°
74°
28
96°
75°
29
93°
82°
30
94°
76°
31
91°
70°
1
85°
71°
2
92°
73°
3
82°
71°
4
85°
71°
5
86°
71°
6
89°
70°
7
88°
72°
8
88°
73°
9
87°
72°
10
88°
72°
11
89°
71°
12
89°
70°
13
90°
71°
14
89°
72°
15
88°
72°
16
89°
70°
17
87°
71°
18
91°
74°
19
92°
74°
20
92°
73°
21
91°
73°
22
89°
72°
23
89°
73°
24
90°
73°
25
89°
72°
26
90°
73°
27
89°
73°
28
87°
72°
29
89°
71°
30
90°
72°
31
89°
72°
1
88°
73°
2
90°
72°
3
89°
72°
4
85°
69°
5
85°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Granite Hills
Granite Hills's August 2026 forecast shows daily high temperatures ranging from 85° to 92°, with overnight lows between 68° and 74°. The average high for August is 89° with an average low of 72°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Granite Hills. See also: September | October | November.