S
M
T
W
T
F
S
26
91°
81°
27
92°
80°
28
93°
80°
29
94°
80°
30
91°
81°
31
91°
80°
1
93°
79°
2
91°
81°
3
91°
81°
4
91°
80°
5
93°
79°
6
92°
80°
7
91°
79°
8
91°
80°
9
90°
80°
10
91°
82°
11
88°
77°
12
86°
81°
13
92°
81°
14
91°
82°
15
91°
83°
16
90°
81°
17
90°
81°
18
91°
80°
19
90°
81°
20
91°
80°
21
90°
80°
22
90°
81°
23
91°
80°
24
92°
81°
25
92°
81°
26
93°
77°
27
92°
77°
28
92°
77°
29
92°
78°
30
90°
76°
31
90°
76°
1
92°
78°
2
90°
78°
3
90°
78°
4
89°
79°
5
88°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in San Carlos
San Carlos's August 2026 forecast shows daily high temperatures ranging from 88° to 93°, with overnight lows between 75° and 79°. The average high for August is 91° with an average low of 77°. 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 San Carlos. See also: September | October | November.
