S
M
T
W
T
F
S
26
93°
69°
27
91°
71°
28
89°
68°
29
87°
66°
30
79°
67°
31
70°
59°
1
81°
60°
2
82°
57°
3
82°
62°
4
70°
53°
5
76°
49°
6
80°
50°
7
78°
54°
8
78°
49°
9
83°
62°
10
82°
66°
11
81°
64°
12
82°
63°
13
78°
59°
14
74°
64°
15
75°
60°
16
77°
58°
17
75°
60°
18
81°
59°
19
80°
63°
20
82°
59°
21
83°
58°
22
81°
59°
23
78°
56°
24
79°
63°
25
80°
62°
26
83°
63°
27
82°
61°
28
78°
60°
29
71°
57°
30
71°
57°
31
72°
59°
1
71°
60°
2
76°
60°
3
76°
59°
4
79°
59°
5
75°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Avoca
Avoca's August 2026 forecast shows daily high temperatures ranging from 71° to 83°, with overnight lows between 56° and 66°. The average high for August is 78° with an average low of 60°. 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 Avoca. See also: September | October | November.