S
M
T
W
T
F
S
26
98°
52°
27
93°
52°
28
94°
52°
29
93°
50°
30
91°
56°
31
N/A
1
96°
53°
2
85°
47°
3
74°
47°
4
82°
50°
5
89°
46°
6
91°
47°
7
92°
46°
8
91°
48°
9
87°
46°
10
87°
47°
11
89°
51°
12
86°
51°
13
83°
46°
14
85°
51°
15
85°
51°
16
75°
48°
17
78°
49°
18
80°
50°
19
77°
49°
20
75°
49°
21
74°
48°
22
74°
48°
23
75°
50°
24
72°
49°
25
73°
48°
26
74°
45°
27
73°
46°
28
73°
47°
29
74°
45°
30
72°
46°
31
72°
45°
1
71°
46°
2
75°
47°
3
76°
44°
4
77°
46°
5
77°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cobalt
Cobalt's August 2026 forecast shows daily high temperatures ranging from 71° to 96°, with overnight lows between 44° and 53°. The average high for August is 80° with an average low of 48°. 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 Cobalt. See also: September | October | November.