S
M
T
W
T
F
S
26
87°
60°
27
86°
58°
28
87°
57°
29
88°
57°
30
87°
52°
31
85°
53°
1
83°
52°
2
81°
57°
3
84°
58°
4
88°
60°
5
89°
61°
6
89°
59°
7
88°
51°
8
88°
50°
9
86°
50°
10
86°
48°
11
78°
50°
12
78°
52°
13
81°
52°
14
85°
53°
15
86°
52°
16
86°
53°
17
85°
50°
18
83°
52°
19
83°
49°
20
82°
51°
21
80°
49°
22
77°
47°
23
76°
46°
24
75°
48°
25
76°
51°
26
74°
48°
27
74°
50°
28
75°
47°
29
74°
48°
30
76°
50°
31
76°
54°
1
78°
57°
2
81°
58°
3
84°
52°
4
84°
56°
5
82°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cougar
Cougar's August 2026 forecast shows daily high temperatures ranging from 74° to 89°, with overnight lows between 46° and 61°. The average high for August is 82° with an average low of 53°. 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 Cougar. See also: September | October | November.