S
M
T
W
T
F
S
26
87°
68°
27
88°
67°
28
87°
67°
29
87°
69°
30
88°
70°
31
87°
68°
1
87°
68°
2
91°
69°
3
91°
67°
4
88°
68°
5
90°
73°
6
91°
68°
7
87°
66°
8
86°
66°
9
87°
67°
10
87°
68°
11
88°
67°
12
86°
68°
13
86°
67°
14
90°
70°
15
91°
69°
16
90°
71°
17
90°
69°
18
89°
70°
19
85°
69°
20
85°
70°
21
88°
70°
22
85°
71°
23
89°
68°
24
90°
67°
25
90°
71°
26
89°
70°
27
90°
70°
28
90°
69°
29
89°
66°
30
88°
67°
31
88°
67°
1
87°
66°
2
87°
65°
3
85°
64°
4
86°
68°
5
87°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Alpharette
Alpharette's August 2026 forecast shows daily high temperatures ranging from 85° to 91°, with overnight lows between 64° and 73°. The average high for August is 88° 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 Alpharette. See also: September | October | November.