S
M
T
W
T
F
S
26
89°
56°
27
90°
60°
28
91°
57°
29
88°
59°
30
92°
51°
31
96°
58°
1
91°
58°
2
77°
53°
3
80°
50°
4
84°
52°
5
90°
51°
6
95°
53°
7
95°
57°
8
92°
61°
9
90°
60°
10
91°
56°
11
90°
64°
12
88°
63°
13
86°
61°
14
86°
58°
15
83°
53°
16
91°
54°
17
95°
62°
18
94°
65°
19
92°
61°
20
97°
65°
21
98°
71°
22
95°
59°
23
86°
58°
24
88°
58°
25
94°
58°
26
90°
60°
27
88°
54°
28
84°
52°
29
82°
51°
30
83°
54°
31
81°
54°
1
81°
53°
2
73°
52°
3
88°
59°
4
81°
53°
5
83°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Omak
Omak's August 2026 forecast shows daily high temperatures ranging from 73° to 98°, with overnight lows between 51° and 71°. The average high for August is 87° with an average low of 57°. 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 Omak. See also: September | October | November.