S
M
T
W
T
F
S
26
104°
72°
27
103°
71°
28
104°
71°
29
102°
70°
30
101°
69°
31
104°
72°
1
103°
71°
2
104°
72°
3
104°
71°
4
103°
72°
5
104°
71°
6
103°
71°
7
102°
70°
8
103°
71°
9
103°
71°
10
102°
69°
11
97°
69°
12
97°
68°
13
98°
65°
14
96°
64°
15
95°
67°
16
96°
69°
17
97°
64°
18
99°
66°
19
98°
67°
20
98°
68°
21
95°
67°
22
94°
69°
23
95°
68°
24
95°
68°
25
94°
65°
26
94°
63°
27
93°
62°
28
94°
63°
29
94°
65°
30
95°
65°
31
94°
63°
1
94°
64°
2
95°
62°
3
96°
62°
4
94°
60°
5
93°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Wasco
Wasco's August 2026 forecast shows daily high temperatures ranging from 93° to 104°, with overnight lows between 60° and 72°. The average high for August is 98° with an average low of 67°. 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 Wasco. See also: September | October | November.