S
M
T
W
T
F
S
26
99°
75°
27
98°
76°
28
93°
73°
29
86°
67°
30
87°
67°
31
80°
67°
1
80°
69°
2
83°
70°
3
86°
65°
4
89°
65°
5
89°
67°
6
76°
69°
7
91°
69°
8
90°
68°
9
93°
71°
10
92°
76°
11
96°
78°
12
94°
76°
13
94°
74°
14
93°
74°
15
98°
74°
16
92°
72°
17
87°
65°
18
89°
72°
19
90°
67°
20
82°
63°
21
79°
64°
22
81°
61°
23
87°
69°
24
91°
68°
25
88°
66°
26
89°
65°
27
85°
63°
28
81°
63°
29
84°
63°
30
87°
65°
31
88°
67°
1
88°
67°
2
89°
68°
3
89°
67°
4
87°
66°
5
86°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Okawville
Okawville's August 2026 forecast shows daily high temperatures ranging from 79° to 98°, with overnight lows between 61° and 74°. The average high for August is 87° 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 Okawville. See also: September | October | November.