S
M
T
W
T
F
S
26
74°
61°
27
74°
62°
28
75°
63°
29
75°
62°
30
76°
63°
31
79°
65°
1
80°
67°
2
80°
67°
3
79°
66°
4
79°
64°
5
78°
64°
6
77°
65°
7
78°
64°
8
79°
64°
9
78°
66°
10
80°
65°
11
79°
62°
12
78°
62°
13
77°
64°
14
78°
67°
15
79°
66°
16
80°
67°
17
81°
67°
18
82°
68°
19
81°
68°
20
82°
67°
21
82°
67°
22
81°
66°
23
82°
67°
24
81°
66°
25
80°
67°
26
80°
67°
27
81°
66°
28
81°
65°
29
79°
64°
30
77°
65°
31
78°
63°
1
78°
62°
2
78°
61°
3
76°
60°
4
75°
59°
5
74°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Carmel Valley
Carmel Valley's August 2026 forecast shows daily high temperatures ranging from 74° to 82°, with overnight lows between 59° and 68°. The average high for August is 79° with an average low of 65°. 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 Carmel Valley. See also: September | October | November.