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