S
M
T
W
T
F
S
26
84°
70°
27
81°
70°
28
81°
66°
29
82°
70°
30
86°
71°
31
87°
70°
1
84°
70°
2
85°
71°
3
87°
62°
4
81°
65°
5
82°
67°
6
81°
64°
7
82°
63°
8
83°
62°
9
82°
63°
10
84°
68°
11
85°
62°
12
81°
62°
13
84°
63°
14
81°
62°
15
81°
64°
16
82°
63°
17
80°
62°
18
80°
61°
19
81°
60°
20
80°
64°
21
82°
67°
22
85°
69°
23
87°
69°
24
87°
68°
25
88°
63°
26
86°
61°
27
80°
65°
28
81°
66°
29
83°
59°
30
82°
58°
31
79°
58°
1
78°
61°
2
77°
62°
3
77°
59°
4
78°
57°
5
77°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Oquawka
Oquawka's August 2026 forecast shows daily high temperatures ranging from 77° to 88°, with overnight lows between 57° and 71°. The average high for August is 82° with an average low of 64°. 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 Oquawka. See also: September | October | November.