S
M
T
W
T
F
S
26
82°
55°
27
86°
58°
28
91°
62°
29
93°
56°
30
94°
54°
31
85°
57°
1
90°
56°
2
92°
53°
3
85°
52°
4
84°
55°
5
86°
59°
6
92°
57°
7
90°
57°
8
88°
54°
9
84°
56°
10
86°
59°
11
91°
59°
12
92°
54°
13
89°
59°
14
91°
59°
15
92°
56°
16
92°
50°
17
83°
54°
18
82°
54°
19
83°
53°
20
82°
49°
21
89°
47°
22
81°
51°
23
81°
50°
24
82°
55°
25
84°
55°
26
88°
54°
27
85°
53°
28
88°
54°
29
85°
53°
30
87°
53°
31
86°
52°
1
82°
48°
2
80°
48°
3
78°
51°
4
81°
52°
5
85°
48°
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 78° to 94°, with overnight lows between 47° and 62°. The average high for August is 86° with an average low of 54°. 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.