S
M
T
W
T
F
S
26
76°
42°
27
81°
43°
28
79°
52°
29
72°
61°
30
79°
61°
31
82°
61°
1
84°
56°
2
87°
65°
3
76°
61°
4
86°
57°
5
88°
53°
6
90°
64°
7
92°
69°
8
85°
66°
9
89°
61°
10
84°
56°
11
85°
57°
12
85°
55°
13
82°
57°
14
80°
52°
15
79°
47°
16
77°
62°
17
70°
64°
18
78°
59°
19
84°
61°
20
83°
53°
21
79°
54°
22
75°
55°
23
77°
56°
24
78°
55°
25
78°
53°
26
82°
57°
27
78°
56°
28
76°
57°
29
77°
51°
30
77°
56°
31
73°
49°
1
72°
50°
2
72°
50°
3
73°
55°
4
72°
56°
5
75°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Shapleigh
Shapleigh's August 2026 forecast shows daily high temperatures ranging from 70° to 84°, with overnight lows between 49° and 64°. The average high for August is 76° with an average low of 55°. 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 Shapleigh. See also: September | October | November.