S
M
T
W
T
F
S
26
79°
38°
27
80°
38°
28
80°
39°
29
77°
38°
30
70°
35°
31
72°
37°
1
74°
39°
2
79°
42°
3
80°
42°
4
79°
41°
5
79°
42°
6
80°
42°
7
80°
41°
8
79°
42°
9
79°
41°
10
78°
40°
11
73°
40°
12
71°
37°
13
70°
38°
14
75°
40°
15
76°
41°
16
69°
38°
17
68°
38°
18
73°
40°
19
75°
40°
20
77°
39°
21
76°
39°
22
74°
38°
23
71°
36°
24
75°
40°
25
75°
40°
26
69°
39°
27
67°
36°
28
76°
33°
29
77°
35°
30
75°
31°
31
68°
28°
1
66°
28°
2
67°
33°
3
69°
31°
4
75°
29°
5
72°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Mt. Bachelor
Mt. Bachelor's August 2026 forecast shows daily high temperatures ranging from 66° to 80°, with overnight lows between 28° and 42°. The average high for August is 74° with an average low of 38°. 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 Mt. Bachelor. See also: September | October | November.