S
M
T
W
T
F
S
26
87°
70°
27
87°
63°
28
86°
64°
29
87°
68°
30
88°
66°
31
91°
68°
1
93°
65°
2
88°
65°
3
87°
64°
4
86°
63°
5
86°
63°
6
87°
64°
7
87°
65°
8
88°
66°
9
89°
70°
10
89°
68°
11
88°
66°
12
92°
70°
13
93°
67°
14
93°
64°
15
87°
62°
16
86°
62°
17
87°
64°
18
92°
64°
19
87°
63°
20
85°
61°
21
86°
63°
22
86°
63°
23
85°
62°
24
85°
65°
25
86°
69°
26
85°
69°
27
91°
68°
28
92°
68°
29
92°
61°
30
91°
60°
31
84°
61°
1
85°
66°
2
86°
66°
3
85°
65°
4
89°
66°
5
90°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Grassy
Grassy's August 2026 forecast shows daily high temperatures ranging from 84° to 93°, with overnight lows between 60° and 70°. The average high for August is 88° with an average low of 65°. 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 Grassy. See also: September | October | November.