S
M
T
W
T
F
S
26
88°
71°
27
87°
73°
28
91°
74°
29
87°
70°
30
86°
69°
31
86°
71°
1
84°
70°
2
83°
68°
3
84°
70°
4
83°
69°
5
81°
68°
6
81°
67°
7
81°
71°
8
82°
70°
9
82°
71°
10
83°
70°
11
82°
70°
12
85°
71°
13
83°
71°
14
82°
70°
15
82°
70°
16
83°
69°
17
81°
69°
18
80°
67°
19
82°
66°
20
81°
65°
21
81°
65°
22
82°
67°
23
80°
68°
24
81°
70°
25
82°
69°
26
84°
69°
27
86°
70°
28
86°
69°
29
81°
69°
30
80°
68°
31
80°
66°
1
81°
66°
2
82°
65°
3
84°
68°
4
86°
66°
5
84°
67°
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 91°, with overnight lows between 65° and 74°. The average high for August is 83° with an average low of 69°. 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.