S
M
T
W
T
F
S
26
89°
71°
27
90°
69°
28
90°
68°
29
92°
68°
30
91°
70°
31
94°
74°
1
95°
73°
2
94°
72°
3
90°
71°
4
93°
69°
5
90°
71°
6
89°
71°
7
89°
72°
8
88°
72°
9
89°
71°
10
89°
73°
11
90°
73°
12
90°
72°
13
91°
73°
14
91°
69°
15
93°
67°
16
92°
69°
17
94°
73°
18
94°
71°
19
92°
70°
20
90°
67°
21
88°
68°
22
91°
71°
23
92°
71°
24
91°
70°
25
90°
71°
26
92°
71°
27
93°
72°
28
93°
72°
29
92°
71°
30
93°
66°
31
91°
65°
1
89°
70°
2
92°
70°
3
92°
69°
4
91°
69°
5
90°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Allison
Allison's August 2026 forecast shows daily high temperatures ranging from 88° to 95°, with overnight lows between 65° and 74°. The average high for August is 91° with an average low of 70°. 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 Allison. See also: September | October | November.