S
M
T
W
T
F
S
26
88°
76°
27
91°
74°
28
90°
73°
29
91°
74°
30
93°
73°
31
90°
73°
1
89°
73°
2
90°
74°
3
91°
73°
4
89°
74°
5
90°
73°
6
89°
74°
7
89°
74°
8
90°
73°
9
90°
73°
10
91°
74°
11
90°
73°
12
90°
73°
13
89°
74°
14
89°
74°
15
90°
73°
16
90°
73°
17
89°
74°
18
90°
73°
19
89°
73°
20
88°
74°
21
90°
73°
22
89°
73°
23
90°
74°
24
89°
73°
25
88°
74°
26
88°
73°
27
89°
73°
28
89°
74°
29
90°
74°
30
87°
73°
31
87°
74°
1
88°
73°
2
87°
73°
3
87°
72°
4
88°
73°
5
88°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Allandale
Allandale's August 2026 forecast shows daily high temperatures ranging from 87° to 93°, with overnight lows between 72° and 76°. The average high for August is 89° with an average low of 73°. 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 Allandale. See also: September | October | November.