S
M
T
W
T
F
S
26
106°
72°
27
95°
68°
28
93°
63°
29
93°
60°
30
95°
63°
31
90°
57°
1
94°
52°
2
104°
59°
3
93°
53°
4
72°
48°
5
82°
43°
6
95°
54°
7
90°
57°
8
95°
64°
9
99°
62°
10
101°
57°
11
98°
58°
12
93°
63°
13
73°
62°
14
87°
63°
15
82°
59°
16
82°
56°
17
88°
57°
18
84°
58°
19
80°
55°
20
85°
54°
21
91°
56°
22
87°
59°
23
88°
57°
24
87°
55°
25
89°
56°
26
84°
55°
27
84°
53°
28
89°
50°
29
89°
57°
30
88°
57°
31
77°
54°
1
74°
50°
2
75°
54°
3
76°
53°
4
80°
54°
5
83°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Alliance
Alliance's August 2026 forecast shows daily high temperatures ranging from 74° to 91°, with overnight lows between 50° and 59°. The average high for August is 84° with an average low of 55°. 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 Alliance. See also: September | October | November.