S
M
T
W
T
F
S
26
96°
75°
27
99°
75°
28
99°
74°
29
99°
78°
30
102°
77°
31
100°
76°
1
101°
72°
2
99°
75°
3
101°
76°
4
102°
78°
5
101°
78°
6
99°
76°
7
97°
74°
8
96°
76°
9
96°
75°
10
97°
74°
11
98°
74°
12
101°
75°
13
100°
76°
14
98°
76°
15
97°
73°
16
99°
75°
17
98°
75°
18
95°
76°
19
96°
76°
20
98°
75°
21
98°
76°
22
97°
76°
23
98°
75°
24
98°
76°
25
97°
76°
26
98°
75°
27
98°
76°
28
97°
76°
29
97°
75°
30
98°
76°
31
97°
76°
1
96°
74°
2
96°
75°
3
95°
74°
4
97°
76°
5
97°
75°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Atascosa
Atascosa's August 2026 forecast shows daily high temperatures ranging from 95° to 102°, with overnight lows between 73° and 78°. The average high for August is 98° 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 Atascosa. See also: September | October | November.