S
M
T
W
T
F
S
26
82°
51°
27
85°
57°
28
91°
58°
29
92°
58°
30
91°
59°
31
90°
58°
1
91°
58°
2
86°
57°
3
91°
58°
4
86°
57°
5
88°
57°
6
84°
56°
7
90°
56°
8
89°
55°
9
90°
57°
10
88°
45°
11
80°
44°
12
79°
46°
13
81°
48°
14
82°
47°
15
83°
48°
16
81°
47°
17
82°
44°
18
79°
45°
19
80°
52°
20
88°
54°
21
89°
52°
22
88°
53°
23
88°
43°
24
84°
41°
25
77°
42°
26
77°
47°
27
82°
53°
28
87°
53°
29
86°
51°
30
86°
48°
31
76°
47°
1
75°
53°
2
80°
46°
3
78°
45°
4
73°
42°
5
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Cascade
Cascade's August 2026 forecast shows daily high temperatures ranging from 72° to 92°, with overnight lows between 41° and 59°. The average high for August is 84° with an average low of 51°. 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 Cascade. See also: September | October | November.