S
M
T
W
T
F
S
26
91°
74°
27
94°
67°
28
91°
68°
29
93°
71°
30
97°
72°
31
98°
74°
1
97°
73°
2
98°
73°
3
99°
68°
4
92°
67°
5
90°
68°
6
91°
68°
7
92°
69°
8
92°
74°
9
96°
75°
10
97°
73°
11
98°
74°
12
97°
76°
13
97°
74°
14
98°
72°
15
97°
71°
16
90°
73°
17
97°
73°
18
98°
69°
19
97°
67°
20
89°
65°
21
90°
70°
22
94°
65°
23
89°
69°
24
89°
71°
25
90°
71°
26
92°
72°
27
94°
72°
28
94°
71°
29
95°
70°
30
95°
70°
31
89°
69°
1
92°
71°
2
92°
68°
3
91°
69°
4
91°
70°
5
92°
70°
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 89° to 99°, with overnight lows between 65° and 76°. The average high for August is 94° with an average low of 71°. 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.