S
M
T
W
T
F
S
26
88°
71°
27
89°
71°
28
90°
69°
29
89°
69°
30
88°
71°
31
89°
71°
1
90°
70°
2
89°
70°
3
88°
69°
4
88°
71°
5
89°
71°
6
89°
70°
7
88°
70°
8
89°
71°
9
89°
72°
10
90°
71°
11
89°
72°
12
89°
71°
13
90°
70°
14
92°
70°
15
93°
71°
16
92°
71°
17
93°
70°
18
93°
71°
19
92°
71°
20
93°
70°
21
93°
71°
22
92°
71°
23
92°
70°
24
91°
71°
25
92°
70°
26
92°
71°
27
93°
70°
28
94°
71°
29
93°
70°
30
94°
71°
31
93°
71°
1
93°
70°
2
92°
71°
3
93°
71°
4
93°
70°
5
92°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Santa Isabel
Santa Isabel's August 2026 forecast shows daily high temperatures ranging from 88° to 94°, with overnight lows between 69° and 72°. The average high for August is 91° with an average low of 71°. 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 Santa Isabel. See also: September | October | November.