S
M
T
W
T
F
S
26
82°
55°
27
86°
58°
28
91°
62°
29
93°
56°
30
94°
54°
31
94°
55°
1
86°
53°
2
86°
52°
3
85°
54°
4
83°
52°
5
82°
53°
6
83°
53°
7
84°
54°
8
84°
57°
9
91°
55°
10
89°
57°
11
89°
59°
12
91°
55°
13
92°
48°
14
83°
49°
15
80°
50°
16
81°
52°
17
83°
55°
18
88°
57°
19
90°
57°
20
91°
58°
21
91°
57°
22
89°
57°
23
90°
56°
24
90°
53°
25
89°
54°
26
80°
55°
27
88°
55°
28
88°
54°
29
86°
53°
30
87°
52°
31
86°
47°
1
83°
51°
2
82°
47°
3
81°
44°
4
78°
48°
5
83°
51°
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 44° 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.