S
M
T
W
T
F
S
26
109°
88°
27
111°
88°
28
104°
88°
29
111°
87°
30
114°
88°
31
117°
88°
1
116°
87°
2
114°
88°
3
114°
85°
4
110°
82°
5
109°
83°
6
106°
82°
7
105°
81°
8
104°
81°
9
103°
80°
10
103°
79°
11
108°
77°
12
106°
80°
13
104°
79°
14
99°
74°
15
100°
73°
16
100°
73°
17
101°
74°
18
101°
73°
19
102°
74°
20
101°
75°
21
104°
77°
22
101°
74°
23
102°
77°
24
105°
77°
25
104°
76°
26
105°
77°
27
106°
78°
28
105°
74°
29
100°
75°
30
104°
77°
31
107°
77°
1
107°
76°
2
106°
77°
3
106°
76°
4
101°
75°
5
100°
75°
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 99° to 117°, with overnight lows between 73° and 88°. The average high for August is 105° with an average low of 78°. 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.