S
M
T
W
T
F
S
26
97°
59°
27
96°
59°
28
95°
59°
29
99°
59°
30
100°
63°
31
101°
58°
1
101°
61°
2
104°
64°
3
104°
61°
4
104°
65°
5
99°
63°
6
100°
64°
7
101°
68°
8
102°
66°
9
105°
68°
10
103°
68°
11
100°
65°
12
96°
66°
13
89°
64°
14
87°
60°
15
90°
60°
16
94°
61°
17
96°
65°
18
98°
63°
19
100°
63°
20
99°
64°
21
97°
63°
22
97°
65°
23
100°
63°
24
101°
67°
25
99°
68°
26
101°
69°
27
88°
67°
28
91°
68°
29
95°
61°
30
91°
58°
31
87°
57°
1
80°
55°
2
84°
55°
3
86°
59°
4
82°
63°
5
88°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Merced
Merced's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Merced. See also: September | October | November.