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
96°
61°
10
98°
60°
11
98°
61°
12
89°
61°
13
75°
60°
14
76°
57°
15
78°
59°
16
83°
56°
17
82°
57°
18
85°
54°
19
84°
55°
20
84°
56°
21
85°
58°
22
96°
55°
23
88°
58°
24
85°
57°
25
87°
58°
26
89°
57°
27
88°
57°
28
82°
56°
29
80°
55°
30
77°
55°
31
81°
54°
1
81°
55°
2
84°
55°
3
86°
54°
4
76°
52°
5
76°
49°
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 75° to 98°, with overnight lows between 49° and 61°. The average high for August is 85° with an average low of 57°. 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.