S
M
T
W
T
F
S
26
95°
76°
27
97°
75°
28
97°
77°
29
97°
79°
30
99°
78°
31
98°
77°
1
99°
77°
2
99°
78°
3
99°
75°
4
98°
78°
5
98°
78°
6
99°
78°
7
98°
78°
8
96°
76°
9
98°
78°
10
98°
78°
11
99°
79°
12
100°
75°
13
101°
77°
14
96°
78°
15
99°
76°
16
97°
76°
17
98°
74°
18
97°
75°
19
98°
74°
20
97°
76°
21
97°
73°
22
99°
75°
23
96°
76°
24
94°
74°
25
93°
71°
26
95°
75°
27
95°
74°
28
96°
74°
29
95°
73°
30
95°
74°
31
94°
74°
1
93°
73°
2
93°
74°
3
94°
74°
4
94°
73°
5
93°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in TPC San Antonio
TPC San Antonio's August 2026 forecast shows daily high temperatures ranging from 93° to 101°, with overnight lows between 71° and 78°. The average high for August is 96° with an average low of 74°. 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 TPC San Antonio. See also: September | October | November.