S
M
T
W
T
F
S
26
89°
54°
27
90°
55°
28
90°
54°
29
88°
53°
30
84°
53°
31
81°
46°
1
81°
50°
2
82°
53°
3
88°
53°
4
86°
52°
5
85°
53°
6
86°
53°
7
82°
52°
8
88°
53°
9
89°
54°
10
90°
54°
11
89°
53°
12
90°
54°
13
89°
54°
14
88°
53°
15
88°
54°
16
85°
53°
17
88°
52°
18
88°
53°
19
87°
53°
20
88°
52°
21
89°
53°
22
88°
53°
23
88°
52°
24
84°
48°
25
83°
48°
26
85°
48°
27
86°
49°
28
89°
51°
29
88°
50°
30
89°
49°
31
88°
49°
1
87°
48°
2
87°
49°
3
86°
48°
4
86°
43°
5
85°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Bonanza
Bonanza's August 2026 forecast shows daily high temperatures ranging from 81° to 90°, with overnight lows between 43° and 55°. The average high for August is 87° with an average low of 51°. 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 Bonanza. See also: September | October | November.