S
M
T
W
T
F
S
26
106°
72°
27
95°
68°
28
89°
64°
29
94°
66°
30
95°
61°
31
95°
58°
1
94°
62°
2
101°
63°
3
94°
59°
4
92°
61°
5
96°
59°
6
93°
60°
7
96°
59°
8
97°
56°
9
93°
61°
10
84°
58°
11
91°
60°
12
91°
59°
13
82°
59°
14
90°
60°
15
91°
60°
16
87°
59°
17
89°
59°
18
90°
58°
19
89°
59°
20
89°
59°
21
91°
60°
22
91°
60°
23
90°
59°
24
90°
59°
25
89°
58°
26
89°
58°
27
88°
57°
28
88°
56°
29
82°
56°
30
78°
55°
31
78°
56°
1
80°
55°
2
82°
55°
3
86°
54°
4
85°
54°
5
76°
53°
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 76° to 101°, with overnight lows between 53° and 66°. The average high for August is 89° with an average low of 59°. 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.