S
M
T
W
T
F
S
26
84°
55°
27
85°
55°
28
86°
54°
29
86°
55°
30
85°
55°
31
86°
54°
1
86°
56°
2
85°
56°
3
85°
55°
4
84°
55°
5
85°
54°
6
84°
55°
7
85°
54°
8
87°
54°
9
86°
52°
10
79°
54°
11
83°
52°
12
82°
51°
13
79°
52°
14
79°
49°
15
81°
54°
16
84°
52°
17
85°
49°
18
81°
49°
19
80°
47°
20
79°
52°
21
84°
52°
22
83°
53°
23
85°
52°
24
84°
51°
25
83°
51°
26
83°
50°
27
84°
49°
28
82°
47°
29
78°
45°
30
80°
46°
31
81°
45°
1
82°
49°
2
78°
48°
3
80°
48°
4
76°
44°
5
76°
45°
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 76° to 87°, with overnight lows between 44° and 56°. The average high for August is 83° with an average low of 51°. 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.