S
M
T
W
T
F
S
26
97°
64°
27
99°
65°
28
98°
65°
29
94°
63°
30
88°
58°
31
88°
61°
1
92°
63°
2
98°
64°
3
97°
55°
4
95°
62°
5
97°
63°
6
99°
62°
7
93°
60°
8
95°
59°
9
93°
54°
10
90°
53°
11
90°
52°
12
89°
53°
13
89°
53°
14
92°
54°
15
91°
52°
16
90°
53°
17
89°
57°
18
90°
51°
19
88°
51°
20
87°
50°
21
87°
52°
22
86°
46°
23
84°
47°
24
84°
48°
25
85°
49°
26
86°
51°
27
91°
53°
28
93°
56°
29
93°
55°
30
92°
57°
31
92°
56°
1
91°
51°
2
82°
54°
3
84°
54°
4
88°
52°
5
87°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Grand View
Grand View's August 2026 forecast shows daily high temperatures ranging from 82° to 99°, with overnight lows between 46° and 65°. The average high for August is 91° with an average low of 55°. 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 Grand View. See also: September | October | November.