S
M
T
W
T
F
S
26
70°
63°
27
68°
59°
28
70°
64°
29
70°
63°
30
72°
52°
31
70°
53°
1
67°
52°
2
73°
59°
3
76°
62°
4
71°
60°
5
70°
58°
6
67°
57°
7
67°
57°
8
66°
58°
9
69°
60°
10
70°
61°
11
69°
60°
12
70°
59°
13
67°
60°
14
68°
61°
15
68°
61°
16
67°
60°
17
67°
61°
18
66°
60°
19
66°
61°
20
64°
60°
21
63°
60°
22
62°
59°
23
62°
60°
24
63°
60°
25
63°
59°
26
65°
60°
27
64°
59°
28
63°
59°
29
61°
58°
30
62°
59°
31
61°
57°
1
60°
57°
2
61°
59°
3
62°
56°
4
60°
55°
5
60°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Wiston
Wiston's August 2026 forecast shows daily high temperatures ranging from 60° to 76°, with overnight lows between 52° and 62°. The average high for August is 66° with an average low of 59°. 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 Wiston. See also: September | October | November.