S
M
T
W
T
F
S
26
82°
56°
27
82°
56°
28
81°
57°
29
83°
57°
30
82°
56°
31
75°
51°
1
74°
50°
2
79°
53°
3
82°
55°
4
82°
55°
5
81°
56°
6
83°
57°
7
79°
51°
8
83°
51°
9
79°
49°
10
81°
53°
11
82°
57°
12
83°
56°
13
79°
56°
14
77°
50°
15
77°
49°
16
79°
48°
17
75°
54°
18
75°
49°
19
76°
47°
20
74°
49°
21
74°
49°
22
75°
51°
23
81°
54°
24
77°
54°
25
73°
47°
26
73°
52°
27
76°
54°
28
82°
47°
29
81°
47°
30
80°
52°
31
81°
55°
1
82°
54°
2
83°
55°
3
82°
48°
4
80°
49°
5
80°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Shelton
Shelton's August 2026 forecast shows daily high temperatures ranging from 73° to 83°, with overnight lows between 47° and 57°. The average high for August is 79° with an average low of 52°. 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 Shelton. See also: September | October | November.