S
M
T
W
T
F
S
26
85°
66°
27
83°
61°
28
83°
60°
29
84°
66°
30
85°
61°
31
84°
66°
1
88°
62°
2
85°
60°
3
84°
59°
4
81°
58°
5
82°
59°
6
82°
59°
7
83°
60°
8
82°
60°
9
83°
65°
10
82°
64°
11
84°
65°
12
86°
66°
13
86°
66°
14
89°
62°
15
89°
58°
16
83°
59°
17
81°
64°
18
83°
59°
19
86°
57°
20
80°
56°
21
81°
56°
22
81°
57°
23
83°
61°
24
87°
63°
25
86°
61°
26
87°
57°
27
81°
56°
28
80°
55°
29
80°
62°
30
83°
62°
31
86°
61°
1
86°
61°
2
85°
60°
3
83°
61°
4
81°
60°
5
80°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Shirley
Shirley's August 2026 forecast shows daily high temperatures ranging from 80° to 89°, with overnight lows between 55° and 66°. The average high for August is 84° with an average low of 61°. 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 Shirley. See also: September | October | November.