S
M
T
W
T
F
S
26
85°
57°
27
85°
56°
28
84°
55°
29
83°
56°
30
84°
54°
31
85°
56°
1
86°
55°
2
83°
56°
3
89°
55°
4
90°
56°
5
90°
55°
6
91°
56°
7
90°
56°
8
89°
54°
9
88°
53°
10
89°
52°
11
89°
53°
12
88°
55°
13
90°
54°
14
89°
54°
15
88°
55°
16
86°
54°
17
84°
52°
18
84°
51°
19
83°
51°
20
83°
55°
21
85°
53°
22
85°
52°
23
86°
52°
24
87°
53°
25
88°
55°
26
87°
54°
27
87°
54°
28
86°
53°
29
84°
52°
30
83°
51°
31
82°
51°
1
82°
53°
2
84°
53°
3
86°
52°
4
86°
53°
5
85°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cobb
Cobb's August 2026 forecast shows daily high temperatures ranging from 82° to 91°, with overnight lows between 51° and 57°. The average high for August is 86° with an average low of 54°. 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 Cobb. See also: September | October | November.