S
M
T
W
T
F
S
26
91°
79°
27
91°
76°
28
91°
76°
29
91°
78°
30
90°
77°
31
91°
75°
1
92°
76°
2
92°
76°
3
91°
77°
4
91°
76°
5
92°
75°
6
89°
75°
7
89°
76°
8
90°
75°
9
89°
75°
10
91°
78°
11
90°
78°
12
90°
77°
13
92°
76°
14
92°
75°
15
93°
75°
16
93°
76°
17
92°
77°
18
93°
78°
19
94°
79°
20
94°
76°
21
92°
77°
22
92°
76°
23
91°
77°
24
93°
78°
25
92°
78°
26
92°
77°
27
91°
77°
28
93°
75°
29
92°
74°
30
92°
76°
31
91°
76°
1
92°
75°
2
92°
76°
3
91°
74°
4
90°
74°
5
91°
73°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Buckeye
Buckeye's August 2026 forecast shows daily high temperatures ranging from 89° to 94°, with overnight lows between 73° and 79°. The average high for August is 91° with an average low of 76°. 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 Buckeye. See also: September | October | November.