S
M
T
W
T
F
S
26
96°
75°
27
97°
74°
28
97°
76°
29
96°
77°
30
97°
77°
31
97°
76°
1
98°
76°
2
97°
75°
3
97°
77°
4
96°
77°
5
97°
76°
6
97°
77°
7
98°
76°
8
97°
77°
9
98°
76°
10
97°
76°
11
98°
75°
12
97°
77°
13
97°
76°
14
98°
76°
15
98°
77°
16
96°
76°
17
95°
76°
18
97°
75°
19
97°
76°
20
96°
76°
21
97°
75°
22
97°
76°
23
94°
75°
24
97°
73°
25
97°
73°
26
95°
73°
27
94°
74°
28
93°
73°
29
94°
72°
30
92°
72°
31
92°
74°
1
93°
75°
2
93°
70°
3
91°
69°
4
90°
69°
5
89°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in San Patricio
San Patricio's August 2026 forecast shows daily high temperatures ranging from 89° to 98°, with overnight lows between 69° and 77°. The average high for August is 96° with an average low of 75°. 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 Patricio. See also: September | October | November.