S
M
T
W
T
F
S
26
89°
69°
27
91°
70°
28
86°
68°
29
84°
62°
30
86°
64°
31
85°
68°
1
79°
68°
2
80°
67°
3
84°
64°
4
84°
61°
5
84°
66°
6
80°
68°
7
83°
68°
8
85°
67°
9
86°
69°
10
89°
71°
11
88°
69°
12
85°
68°
13
83°
65°
14
84°
66°
15
85°
65°
16
84°
65°
17
83°
64°
18
88°
70°
19
89°
69°
20
87°
68°
21
86°
67°
22
87°
68°
23
88°
68°
24
87°
67°
25
85°
68°
26
84°
68°
27
82°
67°
28
81°
66°
29
85°
65°
30
82°
66°
31
83°
65°
1
85°
66°
2
83°
61°
3
80°
61°
4
81°
64°
5
84°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Avon
Avon's August 2026 forecast shows daily high temperatures ranging from 80° to 89°, with overnight lows between 61° and 71°. The average high for August is 85° with an average low of 66°. 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 Avon. See also: September | October | November.