S
M
T
W
T
F
S
26
91°
61°
27
84°
61°
28
87°
62°
29
92°
62°
30
91°
61°
31
84°
57°
1
84°
62°
2
92°
62°
3
86°
60°
4
92°
59°
5
94°
60°
6
92°
61°
7
93°
60°
8
92°
58°
9
87°
59°
10
92°
53°
11
84°
51°
12
82°
51°
13
82°
50°
14
83°
53°
15
82°
48°
16
83°
47°
17
82°
50°
18
82°
51°
19
83°
57°
20
88°
58°
21
91°
57°
22
90°
56°
23
89°
51°
24
89°
52°
25
81°
47°
26
80°
48°
27
81°
50°
28
82°
47°
29
85°
49°
30
79°
52°
31
79°
52°
1
83°
53°
2
87°
53°
3
86°
43°
4
78°
43°
5
76°
44°
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 94°, with overnight lows between 43° 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.