S
M
T
W
T
F
S
26
95°
72°
27
94°
69°
28
95°
68°
29
94°
69°
30
93°
71°
31
93°
70°
1
94°
71°
2
94°
70°
3
95°
69°
4
93°
68°
5
92°
69°
6
91°
68°
7
93°
68°
8
92°
69°
9
91°
68°
10
92°
69°
11
93°
70°
12
95°
71°
13
96°
71°
14
96°
69°
15
95°
68°
16
95°
68°
17
94°
67°
18
93°
70°
19
96°
68°
20
92°
68°
21
92°
67°
22
94°
67°
23
93°
69°
24
91°
68°
25
94°
69°
26
94°
68°
27
93°
67°
28
93°
68°
29
92°
68°
30
92°
69°
31
95°
67°
1
89°
67°
2
90°
66°
3
89°
66°
4
89°
67°
5
90°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Stonewall
Stonewall's August 2026 forecast shows daily high temperatures ranging from 89° to 96°, with overnight lows between 65° and 72°. The average high for August is 93° with an average low of 68°. 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 Stonewall. See also: September | October | November.